Journal ArticleJID Innov · July 2025
Cutaneous manifestations are the most common presenting sign of chronic graft-versus-host disease (GVHD), and the extent of cutaneous involvement is also highly correlated with prognosis. Very little is understood about the underlying pathogenesis underpin ...
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Journal ArticleCancers (Basel) · April 4, 2025
INTRODUCTION: Diagnostic uncertainty for ambiguous lesions that fall on the spectrum between nevi and melanoma remains a significant challenge and can have consequences for patient management. METHODS: This study aimed to compare the diagnostic utility of ...
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Journal ArticleAm J Dermatopathol · August 1, 2024
Differentiated vulvar intraepithelial neoplasia (d-VIN) is an HPV-independent precursor to vulvar squamous cell carcinoma. The histology of d-VIN lesions is difficult to differentiate from that of non-neoplastic epithelial disorders, especially lichen scle ...
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Journal ArticleAm J Transplant · May 2024
As more data become available, the Banff 2007 working classification of skin-containing vascularized composite allograft (VCA) pathology is expected to evolve and develop. This report represents the Banff VCA Working Group's consensus on the first revision ...
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Conference2024 Conference on Lasers and Electro-Optics, CLEO 2024 · January 1, 2024
Melanoma, the most aggressive skin cancer, is responsible for around 10,000 deaths annually.Wearedevelopingadiagnosticbiomarkerbasedonfemtosecondpump-probemicroscopy of melanin, a natural pigment found in most melanoma. ...
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Conference2024 Conference on Lasers and Electro Optics CLEO 2024 · January 1, 2024
Melanoma, the most aggressive skin cancer, is responsible for around 10,000 deaths annually.Wearedevelopingadiagnosticbiomarkerbasedonfemtosecondpump-probemicroscopy of melanin, a natural pigment found in most melanoma. ...
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Journal ArticleCancers (Basel) · December 12, 2023
Atypical and malignant cutaneous tumors are understudied in the pediatric population, with limited data on long-term follow-up. This study examines pediatric (0-18 years) atypical melanocytic proliferations over a twenty-year period (January 2002-December2 ...
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Journal ArticleJournal of lower genital tract disease · October 2023
ObjectiveNonsclerotic lichen sclerosus (NSLS) refers to the clinicopathologic situation of examination findings consistent with lichen sclerosus (LS) but without dermal sclerosis on microscopy. This review aims to describe the features of NSLS and ...
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Journal ArticleSkin Appendage Disord · August 2023
INTRODUCTION: Onychocytic matricoma (OCM) is a benign acanthoma of the nail matrix that presents with longitudinal melanonychia and nail thickening. Only 18 previously reported cases of OCM are in the literature since it was first described in 2012. CASE P ...
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Journal ArticleDermatol Online J · April 15, 2023
Eccrine angiomatous hamartoma is an uncommon, benign clinical entity constituting a nodular proliferation of eccrine glands and vascular structures localized to the dermis that typically present as unilateral, flesh-colored, erythematous, or violaceous pap ...
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Journal ArticleSkinmed · 2023
Drug reaction with eosinophilia and systemic symptoms (DRESS) syndrome is a potentially fatal cutaneous hypersensitivity reaction commonly precipitated by antiepileptic drugs (AEDs). Cross-reactivity among aromatic AEDs is well-documented, but between arom ...
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Journal ArticleAm J Med Sci · November 2022
Hypereosinophilic syndrome is a rare disorder characterized by excessive peripheral eosinophilia and eosinophil associated end-organ damage. Clinical presentations are heterogenous and can involve skin, pulmonary, cardiac and neurologic dysfunction. Eosino ...
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Journal ArticleJ Immunother Cancer · September 2022
BACKGROUND: We previously reported results from a phase 1 study testing intratumoral recombinant poliovirus, lerapolturev, in 12 melanoma patients. All 12 patients received anti-PD-1 systemic therapy before lerapolturev, and 11 of these 12 patients also re ...
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Journal ArticleJ Cutan Pathol · October 2021
BACKGROUND: Case series have described disruptive histopathologic changes following lidocaine/prilocaine cream anesthetic for biopsies. METHODS: A study of histopathologic changes was performed following a randomized trial comparing topical lidocaine/prilo ...
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Journal ArticleCells · August 27, 2021
BACKGROUND: The prognostic value of commonly recurrent mutations remains unclear in mucosal melanomas. METHODS: Clinicopathologic parameters of 214 cases of mucosal melanomas diagnosed in 1989-2020 in several clinical institutions were analyzed. NRAS, KIT, ...
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Journal ArticleAnn Surg Oncol · July 2021
BACKGROUND: Although sentinel lymph node (SLN) biopsy is a standard procedure used to identify patients at risk for melanoma recurrence, it fails to risk-stratify certain patients accurately. Because processes in SLNs regulate anti-tumor immune responses, ...
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Journal ArticleJ Cutan Pathol · July 2021
T-cell prolymphocytic leukemia (T-PLL) is a rare, aggressive neoplasm derived from post-thymic T-cells. Patients are typically middle aged with a slight male predominance who present with a high white blood cell count, hepatosplenomegaly, lymphadenopathy, ...
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Journal ArticleJ Immunother Cancer · April 2021
BACKGROUND: While programmed cell death protein 1 (PD-1) and programmed death-ligand 1 (PD-L1) antagonists have improved the prognosis for many patients with melanoma, around 60% fail therapy. PVSRIPO is a non-neurovirulent rhinovirus:poliovirus chimera th ...
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Journal ArticleClin Cancer Res · March 1, 2021
PURPOSE: In this prospective trial, we sought to assess the feasibility of concurrent administration of ipilimumab and radiation as adjuvant, neoadjuvant, or definitive therapy in patients with regionally advanced melanoma. PATIENTS AND METHODS: Twenty-fou ...
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Journal ArticleTranspl Int · March 2021
Vascularized composite allotransplants (VCAs) seem to have several unique features of clinical and experimental importance, including uniquely definable lymphatic drainage that can be easily accessed at the level of ipsilateral regional node beds. Thus, VC ...
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Journal ArticleCancer Immunol Immunother · February 2021
BACKGROUND: In melanoma patients, microscopic tumor in the sentinel lymph-node biopsy (SLN) increases the risk of distant metastases, but the transition from tumor in the SLN to metastatic disease remains poorly understood. METHODS: Fluorescent staining fo ...
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Journal ArticleDermatol Online J · June 15, 2020
Poorly controlled and long-standing hidradenitis suppurativa (HS) increases the risk of squamous cell carcinoma (SCC). We report a 54-year-old woman with an over 20-year history of HS, who had previously undergone wide perineal excision with secondary inte ...
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Journal ArticleJ Cutan Pathol · June 2020
SMARCA4-deficient thoracic sarcoma (SMARCA4-DTS) is a recently recognized entity with undifferentiated rhabdoid morphology and mutations in the switch/sucrose nonfermenting BRG1-associated factors complex. Patients are typically males in their fifth decade ...
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Journal ArticleCells · May 5, 2020
INTRODUCTION: Mucosal melanoma is rare and associated with poorer prognosis in comparison to conventional melanoma subtypes. Little is known about the prognostic significance as well as possible associations between PARP1 and immunologic response in mucosa ...
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Journal ArticleClin Case Rep · March 2020
We strive to educate medical providers of the possibility of cellular transformation occurring as a parastomal complication and to emphasize the importance of close monitoring, as there is a risk, although low, of subsequent malignant transformation. ...
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Chapter · January 1, 2020
Pediatric dermatopathology includes a range of diseases, particularly inflammatory and genodermatosis, that pathologists may not be entirely familiar with. Furthermore, children are not biopsied frequently, and this limits the understanding of the histopat ...
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Book · January 1, 2020
This book provides a concise reference of the histologic and clinical findings of dermatologic conditions encountered in the inpatient setting. The text is divided into twenty chapters. Histopathologic images and corresponding clinical photographs facilita ...
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Chapter · January 1, 2020
The advances in surgical techniques and the introduction of more effective and less toxic immunosuppression regimens have resulted in increased rate of successful transplantation with extended survival of the recipients. Histologic assessment continues to ...
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Chapter · January 1, 2020
A number of uncommon, clinically varied, and sometimes poorly understood inflammatory cutaneous diseases are linked by the presence of histologic findings classified as lichenoid and interface dermatitis. These inflammatory patterns can be seen in potentia ...
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Journal ArticleBr J Dermatol · September 2019
Programmed cell death 1 (PD-1) blockade has rapidly emerged as an effective therapy for a wide variety of metastatic malignancies. It has been associated with multiple immune-related adverse effects, including cutaneous eruptions. We describe two patients ...
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Journal ArticleJ Cutan Pathol · March 2019
Neutrophilic figurate erythema of infancy (NFEI) is a rare variant of annular erythema of infancy. It is characterized by annular erythematous plaques, occasionally with a polycyclic configuration. The main challenge is to differentiate this rare entity fr ...
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Journal ArticleOncologist · March 2019
Checkpoint inhibitors such as pembrolizumab, an anti-PD-1 monoclonal antibody, are a promising new category of oncological therapeutics, associated with a higher risk of immune-related adverse events including dermatological, autoimmune and endocrine seque ...
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Journal ArticleInt J Womens Dermatol · December 2018
OBJECTIVE: Erythema dyschromicum perstans (EDP) can be difficult to diagnose and treat; therefore, we reviewed the literature to assess whether histology can be used to differentiate lichen planus pigmentosus (LPP) from EDP and determine which treatments a ...
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Journal ArticleDermatol Online J · September 15, 2018
Primary cutaneous amyloidosis may be characterized as macular amyloidosis, lichenoid amyloidosis, or nodular amyloidosis. Nodular amyloidosis results from the deposition of immunoglobulin light chains and may rarely be associated with systemic amyloidosis. ...
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Journal ArticleOncologist · July 2018
PURPOSE: This study evaluated the maximum tolerated dose or recommended phase II dose (RPTD) and safety and tolerability of the ganitumab and everolimus doublet regimen followed by the ganitumab, everolimus, and panitumumab triplet regimen. MATERIALS AND M ...
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Journal ArticleAm J Transplant · July 2018
Most immunosuppressive regimens used in clinical vascularized composite allotransplantation (VCA) have been calcineurin inhibitor (CNI)-based. As such, most recipients have experienced CNI-related side effects. Costimulation blockade, specifically CD28/B7 ...
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Journal ArticleHum Pathol · March 2018
The prognostic role of PDL1 expression, CD8+ and FoxP3+ lymphocytes in vulvar melanomas has not been studied. We correlated PDL1 expression and CD8+ and FoxP3+ immune infiltrates with clinicopathologic variables and patient outcomes in a series of 75 vulva ...
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Journal ArticlePediatr Dermatol · January 2018
There are few reports of chemotherapy-induced eccrine squamous syringometaplasia in children. We report the first case of an infant developing this condition after treatment with busulfan, fludarabine, and antithymocyte globulin in preparation for bone mar ...
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Journal ArticleBr J Dermatol · November 2017
BACKGROUND: Few studies have addressed prognostic markers and none has correlated molecular status and prognosis in vulvar melanomas. OBJECTIVES: To evaluate the clinicopathological features of 95 cases of vulvar melanoma. METHODS: p53, CD117, Ki-67, neuro ...
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Journal ArticleAdv Anat Pathol · September 2017
Inflammatory processes affecting the vulva may present a unique challenge due to location specific changes. Different factors are behind the intricacy in the presentation of vulvar dermatoses. First, the vulva is lined by different epithelia (hair-bearing ...
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Journal ArticleMod Pathol · May 2017
Primary cutaneous CD8-positive aggressive epidermotropic T-cell lymphoma is a rare and poorly characterized variant of cutaneous lymphoma still considered a provisional entity in the latest 2016 World Health Organization Classification of Cutaneous lymphom ...
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Journal ArticleJ Low Genit Tract Dis · April 2017
OBJECTIVES: Melanomas of the female genital tract present a unique clinical challenge. Not only are these lesions in an anatomically sensitive area, but also they tend to be multifocal and have high recurrence rates. Furthermore, several benign melanocytic ...
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Journal ArticleAm J Dermatopathol · April 2017
Knowledge of staining pattern of certain immunostains might be useful in the classification of cutaneous adnexal tumors that can have clinical importance. We studied GATA3 and MYB expression in archival materials of 220 adnexal tumors comprised of sebaceou ...
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Journal ArticleJ Am Acad Dermatol · September 2016
BACKGROUND: The prognostic role Ki-67, p53, and p16 immunostains and RET (rearranged during transfection) polymorphism in desmoplastic melanoma has not been evaluated. OBJECTIVE: We sought to identify potential prognostic markers. METHODS: We performed Ki- ...
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Journal ArticleJCI Insight · July 21, 2016
The deubiquitinase-encoding gene Cyld displays a dominant genetic linkage to a wide spectrum of skin-appendage tumors, which could be collectively designated as CYLD mutant-syndrome (CYLDm-syndrome). Despite recent advances, little is understood about the ...
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Journal ArticleAm J Dermatopathol · July 2016
Cellular blue nevomelanocytic lesions (CBNLs) frequently pose diagnostic problems to pathologists, and their biological potential may be difficult to establish. In this study, the authors have analyzed the clinical, histological, and outcome data of 37 cel ...
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Journal ArticleJ Low Genit Tract Dis · July 2016
OBJECTIVES: We sought to recognize the working diagnostic criteria for differentiated vulvar intraepithelial neoplasia (dVIN) among expert pathologists in the field. We also sought the frequency of definitive diagnosis, terminology of equivocal lesions, an ...
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Journal ArticleTranspl Int · June 2016
The first Banff vascularized composite allotransplantation meeting was held in 2007 to standardize criteria for the characterization and reporting of severity and types of rejection. As a result, the 2007 Banff VCA working classification for skin allograft ...
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Journal ArticleJ Cutan Pathol · April 2016
Cutaneous leiomyomata, which are benign smooth muscle neoplasms, commonly present as dermal-based nodules or papules with smooth borders and firm consistency. Digital, particularly subungual leiomyomata are quite rare. A 16-year-old female presented to nai ...
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Journal ArticleActa Biomater · March 1, 2016
UNLABELLED: Burn injuries in the United States account for over one million hospital admissions per year, with treatment estimated at four billion dollars. Of severe burn patients, 30-90% will develop hypertrophic scars (HSc). In this study, we evaluate th ...
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Journal ArticleJ Cutan Pathol · October 2015
Rhabdomyomatous mesenchymal hamartoma (RMH) is a rare congenital malformation involving the dermis and subcutaneous tissue, of which there were 62 reported cases through 2014. We report RMH in two neonates presenting as a sacral skin tag. In both cases, ma ...
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Journal ArticleBiomed Opt Express · September 1, 2015
Metastatic melanoma is associated with a poor prognosis, but no method reliably predicts which melanomas of a given stage will ultimately metastasize and which will not. While sentinel lymph node biopsy (SLNB) has emerged as the most powerful predictor of ...
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Journal ArticleBiomed Opt Express · September 1, 2015
Clinical management of burn injuries depends upon an accurate assessment of the depth of the wound. Current diagnostic methods rely primarily on subjective visual inspection, which can produce variable results. In this study, spectroscopic optical coherenc ...
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Journal ArticleBMJ Case Rep · July 14, 2015
Sentinel lymph node biopsy (SLNB) is a critical component of melanoma management. Extensive prior surgery at the site of a primary melanoma is considered a relative contraindication for SLNB. While evidence suggests that SLNB may be performed accurately ev ...
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Journal ArticleJ Cutan Pathol · June 2015
Dermal melanophages are frequently encountered in both benign melanocytic nevi and malignant melanoma. In contrast, intraepidermal melanophages (IEM) are under-recognized in melanocytic lesions and their biologic significance is not understood. Herein, we ...
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Journal ArticleAm J Dermatopathol · April 2015
Cutaneous toxoplasmosis is a rare and diagnostically challenging entity. Today, the acquired form occurs predominantly in immunocompromised patients with human immunodeficiency virus or after hematopoietic stem cell transplantation. We report a case of cut ...
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ConferenceJ Mol Med (Berl) · March 2015
UNLABELLED: Hypertrophic scar contraction (HSc) is caused by granulation tissue contraction propagated by myofibroblast and fibroblast migration and contractility. Identifying the stimulants that promote migration and contractility is key to mitigating HSc ...
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Journal ArticleBiomaterials · March 2015
Hypertrophic scar (HSc) occurs in 40-70% of patients treated for third degree burn injuries. Current burn therapies rely upon the use of bioengineered skin equivalents (BSEs), which assist in wound healing but do not prevent HSc contraction. HSc contractio ...
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Journal ArticleJ Low Genit Tract Dis · January 2015
OBJECTIVE: The aim of this study was to review the nearly 100-year evolution of terminology applicable to oncogenic human papillomavirus (HPV)-related vulvar intraepithelial squamous lesions and present current consensus terminology. METHODS: An extensive ...
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Journal ArticleOpt Lett · October 1, 2014
Spectroscopic analysis of biological tissues can provide insight into changes in structure and function due to disease or injury. Depth-resolved spectroscopic measurements can be implemented for tissue imaging using optical coherence tomography (OCT). Here ...
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Journal ArticlePlast Reconstr Surg · September 2014
BACKGROUND: Pathologic cutaneous scarring affects over 40 million people worldwide and costs billions of dollars annually. Understanding mechanisms of fibroblast activation and granulation tissue contraction is the first step toward preventing pathologic s ...
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Journal ArticleAm J Dermatopathol · September 2014
Currently, urogenital complaints are among the most common problems encountered by family practitioners, gynecologists, and dermatologists. In response to the intricacy of vulvar disorders, the International Society for the Study of Vulvovaginal Disease wa ...
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Journal ArticleJ Am Acad Dermatol · August 2014
BACKGROUND: The genetic heterogeneity of melanomas and melanocytic nevi of the female genital tract is poorly understood. OBJECTIVE: We aim to characterize the frequency of mutations of the following genes: BRAF, NRAS, KIT, GNA11, and GNAQ in female genita ...
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Chapter · April 1, 2014
Cutaneous B-cell lymphomas encompass a group of B-cell lymphomas that presents in the skin without evidence of extra-cutaneous disease at the time of initial diagnosis; thus, complete laboratory workup and imaging studies are necessary. In 2005 a new conse ...
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Journal ArticleWound Repair Regen · 2014
Hypertrophic scar (HSc) contraction following burn injury causes contractures. Contractures are painful and disfiguring. Current therapies are marginally effective. To study pathogenesis and develop new therapies, a murine model is needed. We have created ...
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Journal ArticleArch Pathol Lab Med · September 2013
CONTEXT: Because the skin and modified mucosal surfaces of the vulvar region contain dense apocrine glands and anogenital mammary-like glands, in addition to eccrine glands and folliculosebaceous units, benign as well as malignant lesions derived from thes ...
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Journal ArticleJ Infect Dis · August 1, 2013
Staphylococcus aureus clonal complex 75 (herein referred to as S. argenteus) lacks the carotenoid pigment operon, crtOPQMN, responsible for production of the putative virulence factor, staphyloxanthin. Although a common cause of community-onset skin infect ...
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Journal ArticleJ Invest Dermatol · July 2013
Pump-probe microscopy nondestructively differentiates eumelanin and pheomelanin and can be used to quantify melanin distributions in thin biopsy slices. Here we have extended that work for imaging eumelanin and pheomelanin distributions on a subcellular sc ...
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Journal ArticleJ Am Soc Nephrol · July 2013
Primary vesicoureteral reflux (VUR) is the most common congenital anomaly of the kidney and the urinary tract, and it is a major risk factor for pyelonephritic scarring and CKD in children. Although twin studies support the heritability of VUR, specific ge ...
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Journal ArticleJ Clin Invest · July 2013
BACKGROUND: Many cancers, including melanoma, exclusively express constitutive proteasomes (cPs) and are unable to express immunoproteasomes (iPs). In contrast, mature DCs used for immunotherapy exclusively express iPs. Since proteasomes generate peptides ...
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Journal ArticleJ Am Acad Dermatol · May 2013
BACKGROUND: Frontal fibrosing alopecia (FFA) is a type of scarring hair loss primarily observed in postmenopausal women and characterized by fronto-tempero-parietal hairline recession, perifollicular erythema, and loss of eyebrows. The incidence is unknown ...
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ConferenceCancer Research · April 15, 2013
AbstractRationale. One of the most lethal forms of skin cancer is the cutaneous melanoma that develops from melanocytes. Distinguishing between benign and malignant pigmented lesions is difficult and often r ...
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Journal ArticleAm J Dermatopathol · February 2013
The subepidermal hormonally sensitive tissue of the vulva is anatomically unique and may give rise to a wide variety of vascular tumors. As a consequence, classifying vulvar vascular lesions has been challenging due both to the wide variety of lesions that ...
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Journal ArticleJ Cutan Pathol · January 2013
BACKGROUND: Diseases of the foreskin may manifest with an array of pathologic findings, including potentially under-recognized dermatologic conditions. Herein, we summarize an institutional experience in foreskin dermatopathology. METHODS: Diagnoses render ...
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Journal ArticleJournal of Investigative Dermatology · 2013
Pump-probe microscopy nondestructively differentiates eumelanin and pheomelanin and can be used to quantify melanin distributions in thin biopsy slices. Here we have extended that work for imaging eumelanin and pheomelanin distributions on a subcellular sc ...
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Journal ArticleFrontiers in Optics, FIO 2012 · December 1, 2012
Two-color pump-probe microscopy produces chemical contrast between melanins in skin. Increased eumelanin fraction corresponds with worse melanoma prognosis. The spatial heterogeneity of the melanin fraction, both on a cellular and sub-cellular scale, also ...
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Journal ArticleAnn Surg Oncol · November 2012
BACKGROUND: Isolated limb infusion with melphalan (ILI-M) corrected for ideal body weight (IBW) is a well-tolerated treatment for patients with in-transit extremity melanoma with an approximate 29 % complete response (CR) rate. Sorafenib, a multi-kinase in ...
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Journal ArticleAm J Surg Pathol · November 2012
We reviewed our multicenter experience with gamma-delta (γδ) T-cell lymphomas first presenting in the skin. Fifty-three subjects with a median age of 61 years (range, 25 to 91 y) were diagnosed with this disorder. The median duration of the skin lesions at ...
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Journal ArticleJ Am Acad Dermatol · October 2012
BACKGROUND: Melanoma of the female genitalia has poor overall prognosis. OBJECTIVE AND METHODS: To examine prognostic factors influencing survival, the Duke Melanoma and Tumor Registry Databases were queried for patients who had received their clinical car ...
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Journal ArticleAnn Surg · August 2012
OBJECTIVE/BACKGROUND: There is a high risk of relapse in stage IIIB/IIIC melanoma. The utility of 2-[fluorine-18]-fluoro-2-deoxy-D-glucose positron emission tomography integrated with computed tomography (FDG-PET/CT) in these patients to evaluate response ...
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Journal ArticleHum Pathol · August 2012
The distinction of porocarcinoma from squamous cell carcinoma is clinically relevant but can often be a diagnostic dilemma. Current markers reported to be helpful in diagnosing porocarcinoma include carcinoembryonic antigen and cytokeratin 7; however, thei ...
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Journal ArticleJ Surg Res · July 2012
BACKGROUND: Scarring is believed to be caused by both persistent inflammation and overexuberant fibroblast activation. Osteopontin (OPN) is a cytokine that promotes cell activation. The absence of OPN in vivo reduces dermal scarring. This suggests that OPN ...
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Journal ArticleJ Am Acad Dermatol · June 2012
BACKGROUND: Fibroblastic rheumatism is a rare dermatoarthropathy characterized by the sudden onset of cutaneous nodules, flexion contractures, and polyarthritis. Histopathology in the correct clinical context confirms the diagnosis. Treatment is based on o ...
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Journal ArticleAnn Plast Surg · May 2012
INTRODUCTION: Patients with postgastric bypass and diet-induced weight loss present to the plastic surgeon for various body contouring procedures. Gross differences in skin dermal elasticity may exist between these populations; however, studies evaluating ...
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Journal ArticleProgress in Biomedical Optics and Imaging Proceedings of SPIE · April 16, 2012
A growing number of dermatologists and pathologists are concerned that the rapidly rising incidence of melanoma reflects not a true 'epidemic' but an increasing tendency to overdiagnose pigmented lesions. Addressing this problem requires both a better unde ...
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Journal ArticleCancer Research · April 15, 2012
AbstractRationale The diagnosis of melanoma is based on clinical identification followed by histopathologic confirmation. Surgical excision remains the mainstay for a suspicious lesion that will be evaluated ...
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ConferenceFrontiers in Optics Fio 2012 · January 1, 2012
Two-color pump-probe microscopy produces chemical contrast between melanins in skin. Increased eumelanin fraction corresponds with worse melanoma prognosis. The spatial heterogeneity of the melanin fraction, both on a cellular and sub-cellular scale, also ...
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Journal ArticlePediatr Dermatol · 2012
Eruptive vellus hairs cysts are benign papules consisting of small cysts containing multiple vellus hairs. An eruption commonly develops on the chest and sometimes the upper extremities. These papules are asymptomatic or rarely pruritic. Only a few cases o ...
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Journal ArticlePLoS One · 2012
Apocrine-eccrine carcinomas are rare and associated with poor prognosis. Currently there is no uniform treatment guideline. Chemotherapeutic drugs that selectively target cancer-promoting pathways may complement conventional therapeutic approaches. However ...
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Journal ArticleArch Dermatol · November 2011
BACKGROUND: Dermatitis herpetiformis is an autoimmune disease typically characterized by pruritic vesicles located on the extensor surfaces. Classic disease consists of neutrophils in the dermal papillae. Additional histopathologic findings include fibrin ...
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Journal ArticleWounds · November 1, 2011
Scar contracture is a debilitating disease that affects many people worldwide. There are currently no effective preventative medi-cal treatments. A pivotal step to attaining the goal of developing a treatment is the testing of anti-scarring agents in precl ...
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Journal ArticlePlast Reconstr Surg · November 2011
BACKGROUND: Dermal scarring and scar contracture result in restriction of movement. There are no effective drugs to prevent scarring. RhoA and Rho-associated kinase have emerged as regulators of fibrosis and contracture. Fasudil, a Rho-associated kinase in ...
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Journal ArticleMelanoma Res · August 2011
A correlation between expression of the glucose-regulated protein of 78 kDa (GRP78) in malignant melanoma tumors and poor patient survival is well established. In this study, in addition to demonstrating the expression of GRP78 in tumor tissue, we investig ...
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Journal ArticleAm J Dermatopathol · August 2011
Crohn's disease is an inflammatory bowel disorder with several well-known extraintestinal manifestations, such as erythema nodosum, uveitis, and arthritis. Less commonly observed are vulvar manifestations, which have primarily been discussed in case report ...
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Journal ArticleAnn Diagn Pathol · August 2011
Periumbilical skin is unique due to its proximity to intra-abdominal and pelvic structures. In addition to primary skin malignancies, it is a site often involved with metastatic disease. We reviewed the clinical and pathologic features of 77 umbilical mali ...
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Journal ArticleBMC Med Genomics · July 11, 2011
BACKGROUND: Gene expression signatures developed to measure the activity of oncogenic signaling pathways have been used to dissect the heterogeneity of tumor samples and to predict sensitivity to various cancer drugs that target components of the relevant ...
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Journal ArticleCutis · July 2011
Kaposi sarcoma characteristically presents with violaceous papules, plaques, or nodules due to the vascular nature of the lesions. We present the case of a human immunodeficiency virus (HIV)-positive black man with yellow-green penile plaques. Biopsy resul ...
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Journal ArticleHand (N Y) · June 2011
BACKGROUND: Previous studies suggest that Dupuytren's disease is caused by fibroblast and myofibroblast contractility. Cell contractility in smooth muscle cells is caused by calcium-dependent and calcium-independent signaling mechanisms. In the calcium-dep ...
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Journal ArticleCancer Prev Res (Phila) · June 2011
CYLD has been recognized as a tumor suppressor due to its dominant genetic linkage to multiple types of epidermal tumors and a range of other cancers. The molecular mechanisms governing CYLD control of skin cancer are still unclear. Here, we showed that K1 ...
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Journal ArticleAm J Surg Pathol · May 2011
The histopathologic interpretation of proliferative nodules (PNs) in congenital melanocytic nevi can present significant challenges as some PNs may exhibit atypical features that make the distinction from melanoma difficult. We compared histologic features ...
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Journal ArticleLab Invest · April 2011
Scar contracture is believed to be caused by the cell contractility during the remodeling phase of wound healing. Cell contractility is mediated by non-muscle myosin II (NMMII) and actin, but the temporal-spatial expression profile of NMMII isoforms A and ...
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Journal ArticleSci Transl Med · February 23, 2011
Melanoma diagnosis is clinically challenging: the accuracy of visual inspection by dermatologists is highly variable and heavily weighted toward false positives. Even the current gold standard of biopsy results in varying diagnoses among pathologists. We h ...
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Journal ArticleMol Med · 2011
Aberrant fibroblast migration in response to fibrogenic peptides plays a significant role in keloid pathogenesis. Angiotensin II (Ang II) is an octapeptide hormone recently implicated as a mediator of organ fibrosis and cutaneous repair. Ang II promotes ce ...
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Journal ArticleOptics InfoBase Conference Papers · December 1, 2010
Two-color two-photon spectroscopy allows us for the first time to image the distribution of eumelanin and pheomelanin in tissue slices, giving histology-like detail and highlighting chemical and morphological changes in melanoma compared to benign lesions. ...
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Journal ArticleJ Clin Neurosci · December 2010
We aim to report that skin biopsy, a non-invasive test by neurological standards, may lead to a diagnosis. A 4-year-old male presented with a 2-year history of epilepsy and progressive developmental regression. The patient had a mildly elevated ammonia lev ...
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Journal ArticleJ Cutan Pathol · December 2010
Cutaneous metastasis from cholangiocarcinoma is an extremely rare event. Herein, we present three cases with review of the literature. Case 1 is that of a young female with scalp metastasis. Cases 2 and 3 involve cutaneous metastasis to the sites of prior ...
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Journal ArticleDermatol Clin · October 2010
Featured Publication
Patients with urogenital complaints are frequently encountered by family practitioners, gynecologists, and dermatologists. This review article provides practical information regarding normal anatomy and embryology of the vulva, followed by a summary of pro ...
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Journal ArticleJ Hand Surg Am · October 2010
PURPOSE: Previous studies suggest that Dupuytren's disease is caused by fibroblast and myofibroblast contractility within Dupuytren's nodules; however, the stimulus for cell contractility is unknown. Sphingosine-1-phosphate (S1P) is a serum-derived lysopho ...
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Journal ArticleJ Cutan Pathol · September 2010
BACKGROUND: Lymphangioma circumscriptum (LC) is a benign lesion of lymphatic origin. Vulvar involvement occurs in various clinical settings. METHODS: We present 12 cases, and compare lesions in patients with Crohn's disease and those associated with pelvic ...
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Journal ArticleAnn Surg Oncol · August 2010
BACKGROUND: Poly(ADP-ribose) polymerase (PARP) is an important regulator of programmed cell death in response to alkylating agents such as temozolomide (TMZ). The goal of this study was to determine if a systemically administered PARP-inhibitor (INO-1001) ...
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Journal ArticleMol Cancer Ther · July 2010
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Melanoma responds poorly to standard chemotherapy due to its intrinsic chemoresistance. Multiple genetic and molecular defects, including an activating mutation in the BRaf kinase gene, are associated with melanoma, and the resulting alterations in signal ...
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Journal ArticleExp Dermatol · June 2010
Hair loss (alopecia) can result from a variety of metabolic, endocrine, immunologic, and environmental causes. This investigation was undertaken to determine the mechanisms underlying the sporadic development of alopecia in litters from C57BL/6 interleukin ...
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Journal ArticleInt J Gynecol Pathol · March 2010
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Granular cell tumors (GCTs) are benign Schwann cell-derived neoplasms occurring throughout the body. Vulvar GCTs are usually isolated, but occasionally multifocal. On account of their anatomic location, surgical interventions aiming for negative resection ...
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Journal ArticleEur J Obstet Gynecol Reprod Biol · March 2010
OBJECTIVE: To resolve controversial issues regarding vulvar Paget disease through analysis of a substantial number of cases. STUDY DESIGN: The medical records and pathology slides of 56 patients with a diagnosis of vulvar Paget disease were reviewed. Possi ...
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ConferenceOptics Infobase Conference Papers · January 1, 2010
Two-color two-photon spectroscopy allows us for the first time to image the distribution of eumelanin and pheomelanin in tissue slices, giving histology-like detail and highlighting chemical and morphological changes in melanoma compared to benign lesions. ...
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Journal ArticleFuture Oncol · January 2010
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In recent years, there has been a significant increase in the number of diagnostic immunohistochemical stains available to pathologists and dermatopathologists. Immunohistochemistry has become an indispensable tool in dermatopathology, not only in diagnosi ...
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Journal ArticleInt J Gynecol Pathol · January 2010
The Duke experience with 56 vulvar Paget disease patients was analyzed emphasizing pathologic features and controversial issues. Nearly all patients were Caucasian, and their mean age was 69 years. The average length of follow-up was 5.6 years. For each ca ...
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Journal ArticleMod Pathol · January 2010
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Cell surface expression of glucose-regulated protein 78 (GRP78) occurs in several types of cancer; however, its role in the behavior of primary cutaneous melanoma is not well studied. The association of cell surface GRP78 with other proteins such as MTJ1 s ...
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Journal ArticleCancer · October 15, 2009
BACKGROUND: Isolated limb infusion with melphalan is a well-tolerated treatment for patients with in-transit extremity melanoma with an approximately 30% complete response (CR) rate. ADH-1 is a cyclic pentapeptide that disrupts N-cadherin adhesion complexe ...
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Journal ArticleAntioxid Redox Signal · September 2009
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The 78 kDa glucose-regulated protein (GRP78) is an endoplasmic reticulum chaperone, whose function is generally thought to be restricted to controlling the structural maturation of nascent glycoproteins. However, GRP78 also is expressed on the cell surface ...
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Journal ArticleJ Pediatr Surg · August 2009
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PURPOSE: Differentiating pigmented skin lesions from malignant melanoma in the pediatric population has been a challenge. Despite guidelines describing clinical features and histopathologic criteria to distinguish these lesions, misdiagnoses still occur. W ...
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Journal ArticleCancer Res · May 15, 2008
Malignant transformation in melanoma is characterized by a phenotype "switch" from E- to N-cadherin, which is associated with increased motility and invasiveness of the tumor and altered signaling, leading to decreased apoptosis. We hypothesized that the n ...
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Journal ArticleJ Cutan Pathol · April 2008
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DiGeorge syndrome is a congenital anomaly with a constellation of findings that includes thymic hypoplasia. Only a small subset of patients with DiGeorge syndrome has complete athymia, classified as complete DiGeorge anomaly; one third of these patients sh ...
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Journal ArticleJ Am Acad Dermatol · March 2008
Keratosis follicularis spinulosa decalvans (KFSD) is a rare condition characterized by diffuse keratosis pilaris with a scarring alopecia of the scalp and associated photophobia, facial erythema, and palmoplantar keratoderma. Although initially described a ...
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Journal ArticleAm J Surg Pathol · January 2008
The distinction of cellular blue nevi (CBN) with atypical features ["atypical" CBN (ACBN)] from conventional CBN and malignant melanomas related to or derived from CBN remains a difficult problem. Here, we report on the diagnosis of various cellular blue m ...
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Journal ArticleMol Cancer Ther · May 2007
Five different human melanoma xenografts were used in a xenograft model of extremity melanoma to evaluate the variability of tumor response to regionally administered melphalan or temozolomide and to determine if various components of pertinent drug resist ...
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Journal ArticleAm J Dermatopathol · April 2007
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There is a belief among dermatopathologists that benign melanocytic nevi (BMN) may display atypical histologic characteristics when traumatized. However, to our knowledge, a systematic study of nonsurgically traumatized melanocytic nevi (TMN) has not been ...
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Journal ArticleJ Am Acad Dermatol · December 2006
BACKGROUND: Self-healing juvenile cutaneous mucinosis is a rare disease affecting young people characterized by transient cutaneous lesions and sometimes mild inflammatory symptoms. The deep dermal and subcutaneous features of this disorder have not yet be ...
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Journal ArticleJ Am Acad Dermatol · July 2006
We report the case of a male infant with incontinentia pigmenti (MIM 308310) and low-grade XXY mosaicism. Fluorescence in situ hybridization may reveal the underlying genetic alteration in male patients with incontinentia pigmenti and a normal karyotype. ...
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Journal ArticleHum Pathol · July 2006
Desmoplastic melanoma is a variant of spindle cell melanoma considered at low risk for distant metastases when compared with other forms of melanoma. The emphasis in the differential diagnosis of desmoplastic melanomas has been placed mostly in distinguish ...
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Journal ArticleAnn Surg Oncol · May 2006
BACKGROUND: Desmoplastic melanoma (DM) has been associated with higher local recurrence rates than other types of cutaneous melanoma. Current controversies regarding locoregional treatment strategies warrant further investigation. METHODS: Retrospective re ...
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Journal ArticleArch Pathol Lab Med · March 2006
A 93-year-old woman developed a mass on her right lower eyelid that was present for more than 6 months but underwent rapid expansion during several weeks prior to her ophthalmological evaluation. Examination revealed an approximately 1.8 cm in diameter, fl ...
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Journal ArticleJ Cutan Pathol · February 2006
BACKGROUND: Trichoepithelioma (TE) is a benign neoplasm that shares both clinical and histologic features with basal cell carcinoma (BCC). However, it is important to distinguish these neoplasms. Limited immunohistochemical stains are available to separate ...
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Journal ArticleAntivir Ther · 2006
OBJECTIVE: Antiretroviral regimens containing the fusion inhibitor enfuvirtide (ENF) are associated with sustained viral suppression and immunological benefit. However, local injection site reactions (ISR) occur in the majority of patients. The aim of this ...
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Journal ArticleJ Invest Dermatol · October 2005
Ferulic acid is a potent ubiquitous plant antioxidant. Its incorporation into a topical solution of 15%l-ascorbic acid and 1%alpha-tocopherol improved chemical stability of the vitamins (C+E) and doubled photoprotection to solar-simulated irradiation of sk ...
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Journal ArticleArch Ophthalmol · March 2005
OBJECTIVE: Melanocytomas of the eye are typically benign tumors that may be associated with nevi and melanomas. In this study, we assessed the genetic data of melanocytomas and compared them with nevi and melanomas of both the eyes and the skin. DESIGN: We ...
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Journal ArticleMod Pathol · February 2005
A subset of Spitz nevi poses substantial diagnostic difficulty, even among experts, due to its resemblance to malignant melanoma. These lesions are termed atypical Spitz nevi/tumors and there is currently a lack of objective criteria for predicting their b ...
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Journal ArticleGynecol Oncol · July 2004
OBJECTIVE: To analyze the toxicity profile and long-term outcomes of patients receiving carboplatin with concurrent radiation for locally advanced cervical cancer. METHODS: A retrospective study was performed to identify patients treated with carboplatin a ...
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Journal ArticleJ Am Acad Dermatol · July 2004
Pulmonary arterial hypertension (PAH) is a rare debilitating disease characterized by an increase in pulmonary vascular resistance and progressive right ventricular failure. PAH may be primary or associated with other conditions such as collagen vascular d ...
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Journal ArticleAm J Clin Pathol · August 2003
To assess the diagnostic accuracy of margin evaluation of melanocytic lesions using en face frozen sections compared with standard paraffin-embedded sections, we studied 2 sets of lesions in which en face frozen sections were used for analysis of surgical ...
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Journal ArticleJ Am Acad Dermatol · June 2003
BACKGROUND: Virtually all plants and animals protect themselves from the sun using vitamins C and E. OBJECTIVE: The purpose of this study was to see if a combination of topical vitamins C and E is better for UV protection to skin than an equivalent concent ...
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Journal ArticleChest · July 2002
Epoprostenol is a vasodilator that is produced by vascular endothelial cells and is currently the "gold standard" therapy for patients with severe primary pulmonary hypertension or pulmonary hypertension secondary to collagen vascular disease. Hypersensiti ...
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Journal ArticleJ Cutan Pathol · November 2001
BACKGROUND: Primary and metastatic malignant melanoma can simulate various soft tissue tumors, including dermatofibrosarcoma protuberans (DFSP). Expression of CD34, a marker characteristic of DFSP, as well as other spindle cell tumors, has not been previou ...
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Journal ArticlePediatr Dermatol · 2001
Waxy keratoses of childhood is a rare genodermatosis previously noted in both familial and isolated presentations. Three previous cases have been described in which the lesions appeared over the trunk and extremities. We report a case in which the waxy ker ...
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Journal ArticleAnn Surg · July 1998
OBJECTIVE: To detail the microanatomic localization of microcalcifications (Ca++) occurring in association with breast carcinoma and thereby to determine their reliability as a marker of breast carcinoma in small tissue core biopsies. SUMMARY BACKGROUND DA ...
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