Journal articleUltrastruct Pathol · 2025
Mesothelioma in the past has been strongly associated with a history of asbestos exposure. Studies have shown that, on average, a higher dose of asbestos exposure is required for the development of peritoneal mesothelioma, and a smaller percentage of cases ...
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Journal articleDiagnostics (Basel) · July 3, 2024
Pulmonary actinomycosis is an uncommon clinical entity that can be challenging to diagnose due to its non-specific symptomatology. Misdiagnosis and delayed treatment may result in invasive procedures and extended antimicrobial treatment courses. We report ...
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Journal articleUltrastruct Pathol · March 3, 2024
Asbestosis, defined as diffuse pulmonary fibrosis caused by inhalation of asbestos fibers, occurs after heavy exposures to asbestos dust over several decades. Because workplace exposures have been significantly curtailed since the banning of asbestos in in ...
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Journal articleDiagnostics (Basel) · October 26, 2023
Pulmonary lymphomas are rare. With the current less invasive approaches used to obtain material for diagnosis, the diagnosis of pulmonary lymphoma is now frequently established in a small biopsy rather than in a resection. Therefore, the diagnosis has beco ...
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Journal articleMediastinum · 2023
Lymphomas are among the most common malignant tumors occurring in the anterior/prevascular mediastinum. Their diagnoses can be challenging in small biopsies, the current most common method of sampling of an anterior mediastinal mass. Because the initial cl ...
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Journal articleJ Thorac Cardiovasc Surg · February 2022
OBJECTIVES: Pembrolizumab is a programmed death receptor-1 masking antibody approved for metastatic non-small cell lung cancer. This Phase 2 study (NCT02818920) of neoadjuvant pembrolizumab in non-small cell lung cancer had a primary end point of safety an ...
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Journal articleJ Thorac Oncol · November 2020
INTRODUCTION: Surgical resection is curative for some patients with early lung squamous cell carcinoma. Staging and clinical factors do not adequately predict recurrence risk. We sought to validate the discriminative performance of proposed prognostic gene ...
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Journal articleUltrastruct Pathol · March 3, 2020
Malignant mesothelioma is strongly associated with prior asbestos exposure. Recently there has been interest in the role of talc exposure in the pathogenesis of mesothelioma. We have analyzed lung tissue samples from a large series of malignant mesotheliom ...
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Journal articleAm J Surg Pathol · March 2020
We reviewed 354 cases of malignant diffuse mesothelioma (MM) in women from a database of 2858 histologically confirmed MM cases. There was a pleural predominance with 78% pleural MM and 22% peritoneal MM. The pleural tumors consisted of 72% epithelioid, 19 ...
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Journal articleHum Pathol · October 2019
Malignant mesothelioma (MM) arising from the serosal membranes of the tunica vaginalis testis (TVT) is rare. Most examples in the published medical literature are individual case reports. This study presents the clinicopathological findings of mesothelioma ...
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Journal articleUltrastruct Pathol · 2019
A variety of fibrotic lung diseases are caused by the inhalation of organic dusts. Many of these disorders have distinctive histopathology and can be readily diagnosed by routine histopathologic examination. However, in some instances, there is overlap in ...
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Journal articleJ Clin Pathol · November 2018
AIMS: Florid mesothelial hyperplasia is known to result from endometriosis. Well-differentiated papillary mesothelioma and multiloculated peritoneal inclusion cysts have also been described in women with endometriosis. To our knowledge, peritoneal diffuse ...
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Journal articleVirchows Arch · September 2018
Metaplastic ossification within the lung is seen in a variety of diseases, usually as sequela of either a separate primary pulmonary parenchymal disease or an underlying cardiac disorder such as valvular disease. Primary intraalveolar ossification or ossif ...
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Journal articleArch Pathol Lab Med · June 2018
CONTEXT: - Malignant mesothelioma (MM) is a component of the BAP1 tumor predisposition syndrome. Other than in BAP1 familial studies, nonmesothelial neoplasms in individuals with MM has not been comprehensively assessed. OBJECTIVE: - To assess the spectrum ...
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Journal articleJ Clin Pathol · March 2017
AIMS: Mesothelial reaction simulating peritoneal diffuse malignant mesothelioma (MM) has been reported in the setting of Crohn ileitis. To our knowledge, peritoneal MM arising in patients with inflammatory bowel disease (IBD) has not been reported. The pur ...
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Journal articleLung Cancer · May 2016
OBJECTIVES: To examine the clinicopathologic characteristics of individuals with diffuse malignant mesothelioma (DMM) occurring concurrently with lung cancer (LC). MATERIALS AND METHODS: A database of approximately 3800 patients with DMM was reviewed, from ...
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Journal articlePulm Circ · March 2016
The diagnosis of pulmonary vascular disease (PVD) is usually based on hemodynamic and/or clinical criteria. Noninvasive imaging of the heart and proximal vasculature can also provide useful information. An alternate approach to such criteria in the diagnos ...
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Journal articleUltrastruct Pathol · 2016
Exposure to hard metal (tungsten carbide) dust is a rare cause of interstitial lung disease. Although most cases have a distinctive morphology known as giant cell interstitial pneumonitis, other patterns have been described as well. In such cases, the true ...
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Journal articleUltrastruct Pathol · 2016
Asbestos is universally recognized as a carcinogen for the lower respiratory tract. However, asbestos is a contributory factor in a small fraction of lung cancers, the vast majority of which are related to cigarette smoking. The challenge for the pathologi ...
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Journal articleUltrastruct Pathol · 2016
Epidemiological studies indicate that 80-90% of mesotheliomas are asbestos related. This suggests that 10-20% are not. Lung fiber burden analysis provides objective information about past exposures to asbestos. We have performed lung fiber burden analysis ...
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Journal articleUltrastruct Pathol · 2016
Pneumoconiosis is often considered a disease of the lung initiated by exposure to dust or other airborne particles, resulting in injury to the lungs. The term "endogenous pneumoconiosis" has been used in the literature to describe the deposition of compoun ...
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Journal articleArch Pathol Lab Med · September 2015
CONTEXT: Ionizing radiation has a role in the development of malignant mesothelioma, in several epidemiologic studies, including patients with hematologic malignancies. OBJECTIVE: To study the clinicopathologic characteristics of patients with malignant me ...
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Journal articleGenes Dev · September 1, 2014
Cell type-specific conditional activation of oncogenic K-Ras is a powerful tool for investigating the cell of origin of adenocarcinomas in the mouse lung. Our previous studies showed that K-Ras activation with a CC10(Scgb1a1)-CreER driver leads to adenocar ...
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Journal articleAcademic Forensic Pathology · December 1, 2013
Reports of workers stricken with lung disease sustained during the course of their employment date to antiquity. Despite stringent regulations to mitigate all manners of work place hazards, and the emergence of agencies and physicians engaged in the advanc ...
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Journal articleArch Pathol Lab Med · November 2012
CONTEXT: Familial idiopathic interstitial pneumonia (F-IIP) describes the unexplained occurrence of diffuse parenchymal lung disease in related individuals. Prevailing wisdom suggests that the histopathology of F-IIP is indistinguishable from that of idiop ...
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Journal articleJ Thorac Oncol · July 2012
BACKGROUND: Lymphovascular space invasion (LVI) is an established negative prognostic factor and an indication for postoperative radiation therapy in many malignancies. The purpose of this study was to evaluate LVI in patients with early-stage non-small-ce ...
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Journal articleArch Dermatol · February 2012
BACKGROUND: Multicentric reticulohistiocytosis (MRH) is a rare disease of uncertain etiology that most commonly presents as a papulonodular cutaneous eruption accompanied by erosive polyarthritis. Although MRH is considered a systemic disorder in that it t ...
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Journal articleBMC Med Genomics · October 5, 2011
BACKGROUND: The accurate diagnosis of idiopathic pulmonary fibrosis (IPF) is a major clinical challenge. We developed a model to diagnose IPF by applying Bayesian probit regression (BPR) modelling to gene expression profiles of whole lung tissue. METHODS: ...
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Journal articleRecent Results Cancer Res · 2011
The term asbestos collectively refers to a group of naturally occurring fibrous minerals which have been exploited in numerous commercial and industrial settings and applications dating to antiquity. Its myriad uses as a "miracle mineral" owe to its remark ...
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Journal articlePediatrics · June 2010
Paraquat is an herbicide that is highly toxic to humans. Pediatric ingestion has become uncommon in the United States because of preventative efforts. We report here an unintentional, fatal paraquat ingestion by an 8-year-old child. Storage in an inappropr ...
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Journal articleMod Pathol · March 2010
Sarcomatoid mesothelioma is the least common, but most aggressive of the three major histological types of mesotheliomas. This study comprises 326 cases of sarcomatoid mesotheliomas among 2000 consecutive malignant mesothelioma cases received in consultati ...
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Journal articleArch Pathol Lab Med · March 2010
CONTEXT: Asbestosis is one of many forms of diffuse interstitial pulmonary fibrosis. Its histologic diagnosis rests on the pattern of fibrosis and the presence of asbestos bodies by light microscopy in lung biopsies. OBJECTIVE: To determine the asbestos fi ...
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Journal articleRespiration · 2010
BACKGROUND: Transbronchial lung biopsy (TBLB) is a commonly performed bronchoscopic procedure. Previous studies have suggested that larger biopsy forceps may improve diagnostic yield; however, the risk of bleeding associated with larger samples may be incr ...
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Journal article · December 1, 2008
The term pneumoconiosis, originally coined by Zenker,1 literally means dust in the lung. Because various types of dust can be found in the lungs of virtually all adults, this term has come to mean the accumulation of abnormal amounts of dust in the lungs a ...
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Journal articleExp Biol Med (Maywood) · October 2008
Gastroesophageal reflux has become a major health concern in industrialized countries, with drugs aimed at blocking acid production being more frequently prescribed than any other drug. Damage to lung tissue as a result of chronic aspiration of gastric flu ...
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Journal articleMol Cancer Ther · May 2008
Female A/J mice injected with the carcinogen vinyl carbamate develop atypical adenomatous hyperplasias in lungs 4 weeks after injection with the carcinogen. The number and severity of tumors then increase over time, making these mice a useful model for eva ...
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Journal articleAJR Am J Roentgenol · February 2008
OBJECTIVE: Copper-diacetyl-bis(N4-methylthiosemicarbazone) (Cu-ATSM) and copper-pyruvaldehyde-bis(N4-methylthiosemicarbazone) (Cu-PTSM) are being studied as potential markers of hypoxia and perfusion, respectively. The use of short-lived radionuclides (e.g ...
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Journal articleIEEE Journal on Selected Topics in Quantum Electronics · January 1, 2008
The combination of low-coherence interferometry with angle-resolved light scattering measurements has been shown to be a powerful method for determining the structure of cell nuclei within intact tissue samples. The nuclear morphology data have been used a ...
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Journal articleUltrastruct Pathol · 2008
This study reports changes in the frequency of detection of various asbestos fiber types between 1982 and 2005. Crocidolite is increasingly detected in U.S. mesothelioma patients. The percentage of crocidolite fibers detected in lung tissue has risen from ...
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Journal articleHum Pathol · November 2007
It has been evident for decades that pathology reports are very variable even within a single institution. Standardization of reporting is the optimal way to ensure that information necessary for patient management, prognostic and predictive factor assessm ...
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Journal articleChest · November 2007
Pulmonary broncholithiasis can cause a management dilemma depending on its location and the possible involvement of vascular structures. Many patients undergo rigid bronchoscopy or surgical interventions for the removal of broncholiths. In this case report ...
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Journal articleCancer Res · March 15, 2007
We report the first use of new synthetic triterpenoids to prevent lung cancer in experimental animals. Female A/J mice were treated with the mutagenic carcinogen vinyl carbamate, which induces adenocarcinoma of the lung in all animals within 16 weeks. If m ...
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Journal articleAm J Respir Crit Care Med · January 1, 2007
RATIONALE: Idiopathic interstitial pneumonia (IIP) and its familial variants are progressive and largely untreatable disorders with poorly understood molecular mechanisms. Both the genetics and the histologic type of IIP play a role in the etiology and pat ...
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Journal articleLung · 2006
A case of giant cell interstitial pneumonia (GIF) that occurred in association with exposure to nitrofurantoin is presented. While the diagnosis of GIP is confirmed by histopathology, this diagnosis can be supported by the findings of bizarre multinucleate ...
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Journal articleAm J Respir Crit Care Med · November 1, 2005
RATIONALE: Several lines of evidence suggest that genetic factors and environmental exposures play a role in the development of pulmonary fibrosis. OBJECTIVES: We evaluated families with 2 or more cases of idiopathic interstitial pneumonia among first-degr ...
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Journal articleArch Pathol Lab Med · May 2004
CONTEXT: The development of successful chemotherapeutic agents directed against the Kit receptor tyrosine kinase protein has generated intense interest in the Kit (CD117) immunoreactivity of various neoplasms. Immunoreactivity for Kit in small cell lung ca ...
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Journal articleArch Pathol Lab Med · April 2004
Giant cell tumor of bone is rarely seen in the rib, where it may present as a mediastinal mass. The diagnosis of giant cell tumor of bone is generally straightforward by fine-needle aspiration or needle core biopsy, but sampling problems may lead to confus ...
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Journal articleMod Pathol · November 2003
Chronic berylliosis is an uncommon disease that is caused by the inhalation of beryllium particles, dust, or fumes. The distinction between chronic berylliosis and sarcoidosis can be difficult both clinically and histologically, as both entities can have s ...
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Journal articleAnn Occup Hyg · June 2003
OBJECTIVES: A large number of workers in the USA are exposed to chrysotile asbestos through brake repair, yet only a few cases of malignant mesothelioma (MM) have been described in this population. Epidemiologic and industrial hygiene studies have failed t ...
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Journal articleArch Pathol Lab Med · February 2003
Giant cell pneumonia secondary to human parainfluenza virus 3 has been reported only rarely in immunocompromised hosts. The few cases documented after bone marrow transplant have resulted in significant morbidity and mortality. To our knowledge, this entit ...
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Journal articleRespiration · 2003
A 61-year-old Caucasian female presented with a 6-week history of dry persistent cough. She had no shortness of breath, chest pain, fever, chills, or weight loss. She had been diagnosed with melanoma on the left thigh 6 months earlier. It was a spindle cel ...
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Journal articleAm J Physiol Lung Cell Mol Physiol · August 2002
Delayed pulmonary toxicity syndrome after high-dose chemotherapy (HDC) and autologous hematopoietic support occurs in up to 64% of women with advanced-stage breast cancer. Using a similar, but nonmyeloablative, HDC treatment regimen in mice, we found both ...
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Journal articleAnn Occup Hyg · July 2002
BACKGROUND: Exposure to chrysotile dust has been associated with the development of mesothelioma and recent studies have implicated contaminating tremolite fibers as the likely etiological factor. Tremolite also contaminates talc, the most common non-asbes ...
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Journal articleChest · January 2002
BACKGROUND: Lung transplantation has become an acceptable treatment option for many end-stage lung diseases. Pulmonary mycetomas are found in patients with end-stage lung diseases, especially sarcoidosis. The clinical course and long-term outcome of these ...
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Journal articleUltrastruct Pathol · 2002
Asbestos exposure is indisputably associated with development of mesothelioma. However, relatively few studies have evaluated the type of occupational exposure in correlation with asbestos fiber content and type. This study reports findings in 1445 cases o ...
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Journal articleAm J Surg Pathol · October 2001
Well-differentiated papillary mesothelioma is an unusual variant of epithelial mesothelioma considered to be of low malignant potential. The majority of previously reported cases developed in the peritoneum of young women without a history of asbestos expo ...
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Journal articleBone Marrow Transplant · May 2001
Antineoplastic therapy can be associated with drug-induced lung toxicity. With the increasing use of amiodarone for cardiac dysrhythmias there is an increasing possibility of its combined use with chemotherapies for various malignancies. We report a patien ...
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Journal articleClin Cancer Res · March 2001
The purpose of this study was to define the prognostic value of a group of molecular tumor markers in a well-staged population of patients treated with trimodality therapy for esophageal cancer. The original pretreatment paraffin-embedded endoscopic esopha ...
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Journal articleActa Cytol · 2001
BACKGROUND: Mucinous cystadenocarcinoma of the lung is an uncommon tumor. Because it contains relatively few neoplastic cells relative to the amount of mucin produced, diagnosis of this entity, particularly on small specimens, is exceedingly difficult. CAS ...
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Journal articleInt J Radiat Oncol Biol Phys · January 1, 2001
PURPOSE: To investigate the relationship between loss of heterozygosity (LOH) at the mannose 6-phosphate/insulin-like growth factor 2 receptor (M6P/IGF2R) gene locus and the development of radiation-induced lung injury. MATERIAL AND METHODS: Thirty-five lu ...
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Journal articleAJR Am J Roentgenol · December 2000
OBJECTIVE: The purpose of our study was to describe the clinical and radiologic features of epithelioid hemangioendothelioma of the pleura. CONCLUSION: Pleural epithelioid hemangioendothelioma is an uncommon malignancy that typically affects older men, who ...
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Journal articleRadiographics · 2000
Pulmonary drug toxicity is increasingly being diagnosed as a cause of acute and chronic lung disease. Numerous agents including cytotoxic and noncytotoxic drugs have the potential to cause pulmonary toxicity. The clinical and radiologic manifestations of t ...
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Journal articleJ Laparoendosc Adv Surg Tech A · October 1999
Malignant mesothelioma is a well-recognized long-term sequela of chronic asbestos exposure. Asbestos use in the United States began in the 1950s and was widespread until the mid-1970s. Although currently only 2.2 cases per million population per year are d ...
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Journal articleRadiology · October 1999
PURPOSE: To evaluate the usefulness of thoracic computed tomography (CT) in the pre-lung transplantation examination of patients with cystic fibrosis (CF). MATERIALS AND METHODS: Fifty-six patients (age range, 12-42 years) with CF were evaluated for possib ...
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Journal articleAJR Am J Roentgenol · May 1999
OBJECTIVE: We describe the chest radiographic and CT findings of pulmonary cholesterol granulomas in patients with pulmonary artery hypertension. CONCLUSION: Histopathologic evidence of cholesterol granulomas was found in five (25%) of 20 patients with sev ...
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Journal articleJ Comput Assist Tomogr · 1998
Aspiration of leguminous vegetables can cause a granulomatous pneumonitis know as lentil aspiration pneumonia that manifest on radiologic studies with small, poorly defined nodular opacities. We report two cases of lentil aspiration pneumonia that manifest ...
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Journal articleChest · June 1992
Two patients eventually shown to have empyema were encountered in which the initial thoracentesis revealed fluid compatible with either a simple or a complicated parapneumonic effusion. In both cases, the diagnosis of empyema was made by a second thoracent ...
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