Journal ArticleClin Radiol · October 2013
AIM: To describe chest radiographic abnormalities and assess their usefulness for predicting causes of fever in a resource-limited setting. MATERIALS AND METHODS: Febrile patients were enrolled in Moshi, Tanzania, and chest radiographs were evaluated by ra ...
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Journal ArticleAcad Radiol · February 2010
RATIONALE AND OBJECTIVES: Chest radiographic findings are important for diagnosis and management of tuberculosis. The reliability of these findings is therefore of interest. We sought to describe interobserver reliability of chest radiographic findings in ...
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Journal ArticleAJR Am J Roentgenol · January 2009
OBJECTIVE: The purpose of this study was to assess whether radiation dose savings using a lower peak kilovoltage (kVp) setting, bismuth breast shields, and automatic tube current modulation could be achieved while preserving the image quality of MDCT scans ...
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Journal ArticleInt J Tuberc Lung Dis · September 2008
SETTING: Patients with cavitary pulmonary tuberculosis (TB) on baseline chest radiograph (CXR) who remain culture-positive after 8 weeks of treatment are at high risk of relapse. The role of end-of-treatment (EOT) CXR in predicting relapse is unclear. OBJE ...
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Journal ArticleRadiology · December 2007
PURPOSE: To measure prospectively and directly both organ dose and effective dose (ED) for adult cardiac and pulmonary computed tomographic (CT) angiography by using current clinical protocols for 64-detector CT in an anthropomorphic female phantom and to ...
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Journal ArticleAJR Am J Roentgenol · May 2007
OBJECTIVE: The purposes of this study were to apply near-real-time dose-measurement technology with metal oxide semiconductor field effect transistors (MOSFETs) to the assessment of organ dose during CT and to validate the method in comparison with the the ...
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Journal ArticleJ Comput Assist Tomogr · 2007
PURPOSE: To determine the organ doses and total body effective dose (ED) delivered to an anthropomorphic phantom by multidetector array computed tomography (MDCT) when using standard clinical adult body imaging protocols. MATERIALS AND METHODS: Metal oxide ...
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Journal ArticleAJR Am J Roentgenol · June 2006
OBJECTIVE: The objective of our study was to determine the radiation dose to the female breast from current 16-MDCT body examinations. MATERIALS AND METHODS: Metal oxide semiconductor field effect transistor (MOSFET) detectors were placed in four quadrants ...
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Journal ArticleAJR Am J Roentgenol · March 2006
OBJECTIVE: The purpose of our study was to determine radiation dose to the fetus at early gestation when contemporary MDCT scanners are used for common clinical indications. MATERIALS AND METHODS: Anthropomorphic phantoms were constructed to reflect a preg ...
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Chapter · January 1, 2003
In 1967, Ashbaugh and coworkers introduced the phrase acute respiratory distress syndrome of adults, now adult respiratory distress syndrome (ARDS), to describe an illness that resulted in severe respiratory failure in a group of 12 patients with different ...
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Journal ArticleJ Comput Assist Tomogr · 2002
The peculiar appearance of the proximal esophagus on CT attributed to esophageal lipomatosis is not well recognized. We have recently encountered seven cases from over a period of 2 months and report them to reach a broader audience of radiologists who may ...
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Journal ArticleCancer · December 15, 2001
BACKGROUND: Recently, there has been increased interest in the use of computed tomography (CT) for lung carcinoma screening. For this technique to be effective, small tumors must be detected at an earlier stage than large lesions. However, to the authors's ...
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Journal ArticleRadiology · December 2001
Lung cancer continues to be a major worldwide health problem. Multiple strategies are being explored in an attempt to reduce lung cancer mortality, including a renewed interest in screening. Multiple low-dose spiral computed tomography (CT) trials have bee ...
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Journal ArticleLung Cancer · July 2001
PURPOSE: Unsuspected cases of lung cancer are reported to be uncommon in autopsy series, and these data have been used to suggest that indolent tumors are rare and that overdiagnosis bias is not an important factor in lung cancer screening. The purpose of ...
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Journal ArticleJ Thorac Imaging · July 2001
The authors report two cases of malignant peripheral nerve sheath tumors arising from the vagus nerve in the mediastinum in patients who had no stigmata of neurofibromatosis (von Recklinghausen's disease). Computed tomography showed homogeneous soft tissue ...
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Journal ArticleLung Cancer · 2001
PURPOSE: To correlate FDG activity on PET with the expression of glucose transporter proteins Glut-1 and Glut-3 in patients with early stage non-small cell lung cancer (NSCLC). METHODS: Over a 5 year period, all patients with a PET scan and clinical stage ...
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Journal ArticleCancer Detect Prev · 2001
Our purpose was to determine whether peripheral blood biomarkers MUC1 and CK19 could be used to complement imaging studies in differentiating benign from malignant indeterminate pulmonary nodules or masses detected on computed tomography CT. One hundred an ...
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Journal ArticleRadiology · January 1, 2001
We should first verify that this form of screening is indeed effective and that its benefits outweigh its harms. ...
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Journal ArticleClin Chest Med · September 2000
Since its description in 1967, acute respiratory distress syndrome (ARDS) has become a widely recognized, if somewhat imperfectly understood, entity. This article reviews the imaging characteristics of ARDS as demonstrated on plain chest radiography, CT sc ...
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Journal ArticleAJR Am J Roentgenol · July 2000
OBJECTIVE: We determined the ability of 18F-fluorodeoxyglucose (FDG) positron emission tomography (PET) to differentiate benign and malignant pleural effusions in patients with non-small cell lung cancer. MATERIALS AND METHODS: Over a 6-year period, we rev ...
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Journal ArticleChest · June 2000
OBJECTIVE: The purpose of this study was to determine the relationship between tumor size and survival in patients with stage IA non-small cell lung cancer (non-small cell lung cancer; ie, lesions < 3 cm). METHOD: Five hundred ten patients with pathologic ...
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Journal ArticleRadiol Clin North Am · March 2000
Pneumothorax may occur spontaneously or result from underlying lung disease or as a complication of interventional thoracic procedures. Percutaneous catheter placement enables safe and effective drainage of pneumothoraces with rapid relief of symptoms and ...
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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 ArticleSemin Respir Crit Care Med · 2000
Radiologic imaging for pulmonary embolism has been problematic. Ventilation perfusion scanning is frequently inconclusive; pulmonary angiography has been traditionally underused. Now spiral computed tomographic (CT) angiography provides a readily available ...
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Journal ArticleAJR Am J Roentgenol · November 1999
OBJECTIVE: We investigated an indirect radiographic means of predicting proper endotracheal tube placement on underexposed portable chest radiographs. CONCLUSION: When an endotracheal tube is 3.4-5.0 cm above the tangent line of the aortic arch, it is in p ...
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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 ArticleRadiology · September 1999
PURPOSE: To compare the accuracies of whole-body 2-[fluorine 18]fluoro-2-deoxy-D-glucose (FDG) positron emission tomography (PET) and conventional imaging (thoracic computed tomography [CT], bone scintigraphy, and brain CT or magnetic resonance [MR] imagin ...
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Journal ArticleRadiology · July 1999
PURPOSE: To determine whether contrast material-enhanced helical computed tomography (CT) of the thorax and upper abdomen changes the tumor stage and management compared with nonenhanced helical CT in patients with newly diagnosed lung cancer. MATERIALS AN ...
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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 · 1999
We report a unique case of early-phase Takayasu arteritis in which the vessels demonstrated accumulation of [18F]fluorodeoxyglucose (FDG) on PET scanning. This observation suggests the possible use of FDG-PET for the diagnosis of vasculitis. Early diagnosi ...
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Journal ArticleRadiology · January 1999
Thirty-two patients with a known primary malignancy and a symptomatic malignant pleural effusion underwent small-bore-catheter thoracostomy and talc pleurodesis. Twenty-three patients (72%) had a complete response; four (12%), a partial response; and five ...
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Journal ArticleAJR Am J Roentgenol · January 1999
The clinical and radiologic manifestations of aspiration are truly protean. The diagnosis is straightforward in patients with known risk factors and new radiographic findings in dependent portions of lung. However, diagnosis is difficult in patients withou ...
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Journal ArticleRadiat Med · 1999
We report a rare case of posterior mediastinal ganglioneuroma with fatty replacement together with its appearance on CT and MRI and suggest adding this entity to the differential diagnosis of fat-containing posterior mediastinal masses. ...
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Journal ArticleRadiology · December 1998
PURPOSE: To compare the accuracy of virtual bronchoscopy (VB) with that of axial computed tomography (CT) in the assessment of bronchial anastomotic complications in lung transplant recipients. MATERIALS AND METHODS: Twenty-seven bronchial anastomoses in 1 ...
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Journal ArticleAJR Am J Roentgenol · May 1998
OBJECTIVE: The purpose of this study was to determine the spectrum of positron emission tomography (PET) with 18F-fluorodeoxyglucose (FDG) findings in patients who have primary pulmonary carcinoid tumors. CONCLUSION: On FDG PET imaging, pulmonary carcinoid ...
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Journal ArticleAJR Am J Roentgenol · May 1998
OBJECTIVE: We conducted a preliminary investigation of virtual bronchoscopy as a guide for transbronchial needle aspiration of hilar or mediastinal lymph nodes to assess the usefulness of this technique. CONCLUSION: Virtual bronchoscopic images derived fro ...
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Journal ArticleChest · May 1998
BACKGROUND: Malignant pleural effusions are a common problem for patients with metastatic disease. Most patients are treated with tube thoracostomy and sclerotherapy, although there remains no standard approach. The purpose of this study was to compare the ...
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Journal ArticleJ Thorac Imaging · April 1998
Pneumothorax is a frequent complication of interventional pulmonary procedures. Percutaneous catheter placement enables safe and effective drainage of pneumothoraces with rapid restoration of vital capacity, oxygenation, and lung reexpansion. ...
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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 ArticleJ Comput Assist Tomogr · 1998
PURPOSE: Our goal was to determine the spectrum of 2-[18F]fluoro-2-deoxy-D-glucose (FDG) PET findings in patients with round atelectasis (RA). METHOD: All patients from 1992 to 1997 with radiologic features of RA and FDG-PET scans were evaluated. There wer ...
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Journal ArticleRadiographics · 1998
The D-glucose analogue 2-(fluorine-18) fluoro-2-deoxy-D-glucose (FDG) is the most commonly used radionuclide in positron emission tomography (PET) of the thorax. Increased glucose metabolism by malignant cells allows physiologic differentiation between ben ...
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Journal ArticleJ Comput Assist Tomogr · 1998
We report a case of early phase Takayasu arteritis that predominantly involved the pulmonary arteries and had, along with expected radiographic findings, the unusual pattern of diffuse pulmonary parenchymal lesions on CT. We suggest that this finding may b ...
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Journal ArticleAJR Am J Roentgenol · May 1997
OBJECTIVE: The purpose of this study was to assess the usefulness of positron emission tomography (PET) with 18F-fluorodeoxyglucose (FDG) when differentiating benign from metastatic adrenal masses in patients with bronchogenic carcinoma. SUBJECTS AND METHO ...
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Journal ArticleRadiology · April 1997
PURPOSE: To determine the computed tomographic (CT) appearance of telescoping bronchial anastomoses. MATERIALS AND METHODS: CT scans obtained in 36 adult patients with 54 telescoping anastomoses (30 right bronchus, 24 left bronchus) were retrospectively re ...
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Journal ArticleAJR Am J Roentgenol · May 1996
OBJECTIVE: The objective of this study was to evaluate the incidence and significance of pneumothorax after small-bore chest tube placement for symptomatic malignant pleural effusions. SUBJECTS AND METHODS: Over a 2-year period, 90 patients with a known pr ...
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Journal ArticleRadiology · April 1996
PURPOSE: To determine the feasibility of ambulatory drainage and sclerotherapy in malignant pleural effusions. MATERIALS AND METHODS: Nineteen consecutive patients with symptomatic malignant pleural effusions were enrolled. None of the patients previously ...
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Journal ArticleChest · March 1996
PURPOSE: To describe the occurrence, cause, and significance of hemoptysis following thrombolytic therapy for acute myocardial infarction. PATIENTS AND METHODS: We retrospectively reviewed 2,634 patients presenting with acute myocardial infarction who rece ...
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Journal ArticleArch Intern Med · January 22, 1996
OBJECTIVE: To determine the use of chest radiographs in the screening of asymptomatic adults infected with the human immunodeficiency virus (HIV). METHODS: A prospective, multicenter study of the pulmonary complications of HIV infection in a community-base ...
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Journal ArticleJ Magn Reson Imaging · 1996
The purpose of this study is to compare sensitivity and specificity of helical CT and MR imaging for detecting acute pulmonary embolism(PE). Patients who were suspected clinically of having PE were randomly assigned to undergo either helical contrast-enhan ...
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Journal ArticleChest · December 1995
PURPOSE: To assess the role of positron emission tomographic (PET) imaging with 18-fluoro-2-deoxyglucose (18FDG) in detecting thoracic lymph node metastases in patients with bronchogenic carcinoma. MATERIALS AND METHODS: Over a 2-year period, any patient p ...
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Journal ArticleRadiol Clin North Am · July 1995
In the mid-1980s, the incidence of tuberculosis (TB) in the United States increased. Recently, TB became an index diagnosis for AIDS. Chest radiographs in patients with AIDS and TB may be atypical; various features are addressed in this article. Radiologis ...
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Journal ArticleAJR Am J Roentgenol · March 1995
OBJECTIVE: This study evaluates small-bore catheter thoracostomy combined with doxycycline sclerotherapy for palliative treatment of presumed malignant pleural effusions. SUBJECTS AND METHODS: Forty-seven consecutive patients referred from the medical onco ...
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Journal ArticleChest · March 1995
OBJECTIVE: To determine the necessity of percutaneous lung biopsy in patients with a single known primary malignancy and multiple pulmonary nodules. DESIGN: Retrospective study. SETTING: Tertiary care university hospital. RESULTS: We reviewed all percutane ...
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Journal ArticleCan Assoc Radiol J · February 1995
Cat-scratch disease is an unusual bacterial illness that only rarely shows pulmonary involvement. The authors describe a 19-year-old woman with chronic renal failure who presented with multiple pulmonary nodules, a previously undescribed manifestation of c ...
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Journal ArticleJ Thorac Imaging · 1995
We compared the conspicuity of acute pulmonary emboli with contrast-enhanced spiral computed tomography (CT) and two- and three-dimensional time-of-flight magnetic resonance (MR) techniques. Seven dogs who received experimental pulmonary emboli and one con ...
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Journal ArticleRadiol Clin North Am · July 1994
Positron emission tomography (PET) is just beginning to emerge as a clinically useful tool in the thorax. Imaging with FDG is used primarily to differentiate benign from malignant abnormalities, including solitary pulmonary nodules, staging bronchogenic ca ...
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Journal ArticleRadiology · May 1994
PURPOSE: To assess positron emission tomography (PET) with 2-[fluorine-18]-2-deoxy-D-glucose (FDG) in the differentiation of recurrent bronchogenic carcinoma from fibrosis after therapy. MATERIALS AND METHODS: Any patient treated for bronchogenic carcinoma ...
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Journal ArticleJ Thorac Imaging · 1994
We retrospectively evaluated the computed tomography (CT) findings in 20 patients with pulmonary drug toxicity that followed high-dose chemotherapy and autologous bone marrow transplantation (ABMT). Eighty-five patients with Stage II or III breast cancer t ...
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Journal ArticleJ Thorac Imaging · 1994
A large number of patients with coexisting tuberculosis and HIV infection has been reported. The chest radiographic findings are well described and primarily consist of bilateral, medium-to-coarse reticulonodular opacities often associated with hilar and m ...
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Journal ArticleDysphagia · 1994
We present a patient with dysphagia resulting from a pedunculated, spontaneous mucocele of the upper esophagus. We briefly discuss the radiologic, endoscopic, and pathologic findings of this unusual lesion. ...
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Journal ArticleAbdom Imaging · 1994
Lymphoepithelial cyst of the pancreas is a rare lesion which may mimic a pancreatic pseudocyst or mucinous cystic neoplasm. To our knowledge, this lesion has never been reported in the radiologic literature. We present a patient with lymphoepithelial cyst ...
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Journal ArticleAbdom Imaging · 1994
Detection of hemoperitoneum in splenic trauma is as important as detection of the visceral injury itself. Observation of a consistent spectrum of fluid accumulation in patients with splenic trauma prompted us to investigate the patterns in more detail. Twe ...
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Journal ArticleRadiol Clin North Am · November 1993
A variety of intraabdominal complications are associated with organ transplantation. These include inflammatory changes involving the bowel, liver, and pancreas and range from technical complications associated with the surgery to organ rejection, opportun ...
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Journal ArticleSemin Ultrasound CT MR · October 1993
Operative cholangiography is an important adjunct to laparoscopic cholecystectomy, a recently developed surgical procedure in which cholecystectomy is performed through four abdominal ports under sustained pneumoperitoneum and the direct vision of a video ...
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Journal ArticleRadiology · August 1993
The authors assessed the role of positron emission tomography (PET) with fluorine-18 fluorodeoxyglucose (FDG) in differentiation of benign from malignant focal pulmonary abnormalities seen on chest radiographs. Fifty-one patients underwent FDG PET scanning ...
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Journal ArticleRadiology · April 1993
The authors describe a variable compensation (VC) technique in which an x-ray equalizer and a computed radiography system are used. The VC technique allows retrospective alteration of equalized chest appearance with maintenance of improved signal-to-noise ...
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Journal ArticleJ Comput Assist Tomogr · 1993
We review five cases in which CT demonstrated severe unilateral atrophy of the latissimus dorsi muscle. In four of these cases, similar findings were also seen in the inferior portion of the serratus anterior muscle. All patients had undergone thoracic sur ...
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Journal ArticleComput Med Imaging Graph · 1993
Hemiatrophy of the subcutaneous tissues following radiation therapy for Wilms' tumor has received little attention in the radiologic literature. We present a patient with this complication, and discuss the findings on computed tomography (CT). ...
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Journal ArticleMagn Reson Imaging · 1993
Primary malignant fibrous histiocytoma (MFH) is an unusual tumor which involves the deep fascia or skeletal muscles of the extremities or retroperitoneum. It rarely arises in the liver and, to our knowledge, the MRI appearance of primary MFH of the liver h ...
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Journal ArticleAbdom Imaging · 1993
Direct invasion of the transverse colon is known to result from noncontiguous primary tumors spreading along ligamentous attachments or from direct extension of metastatic disease involving the greater omentum. The resultant desmoplastic reaction produces ...
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Journal ArticleAJR Am J Roentgenol · November 1992
Penetrating missile or bullet wounds to the lung result in a number of abnormalities visible on chest radiographs. One finding that is unique to pulmonary parenchyma is the bullet track, which occurs along the course of a bullet as it traverses the lung. A ...
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Journal ArticleJ Thorac Imaging · September 1992
Cryptococcus neoformans is a ubiquitous soil fungus that rarely causes pneumonia in normal hosts but is a common cause of opportunistic infection. Pulmonary disease is initiated by inhalation of the organism, and a spectrum of radiographic manifestations c ...
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Journal ArticleRadiology · September 1992
The chest radiographs obtained in nine patients with acquired immunodeficiency syndrome (AIDS) and pulmonary toxoplasmosis were reviewed. In three patients, a bilateral, diffuse, fine to medium reticulonodular pattern indistinguishable from that seen in Pn ...
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Journal ArticleHepatogastroenterology · April 1992
Safe angioplasty of a portacaval shunt requires particular knowledge of the tissue characteristics of an anastomosis and the behavior of a balloon during inflation. The nature and true diameter of a portacaval shunt anastomosis are more difficult to evalua ...
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Journal ArticleComput Med Imaging Graph · 1992
Diffuse neonatal hemangiomatosis is a rare condition in which cutaneous and visceral hemangiomas may coexist. Intra-abdominal involvement occurs commonly and, if untreated, may result in high-output cardiac failure and other life-threatening conditions. We ...
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Journal ArticleCrit Rev Diagn Imaging · 1992
Computed tomography (CT) is a useful method for evaluating the abdominal wall. Pathology includes hernia, hematoma, infection and inflammation, tumor, and post-traumatic, post-operative, and miscellaneous conditions. The CT findings of these various abnorm ...
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Journal ArticleGastrointest Radiol · 1992
Although it is not well recognized in the radiologic literature, gastric carcinoma has been reported to occur as a late complication of gastrojejunostomy for benign disease, even in the absence of partial gastrectomy. We present the radiographic findings i ...
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Journal ArticleJ Comput Assist Tomogr · 1992
Extracutaneous squamous cell carcinoma is an unusual complication of epidermolysis bullosa (EB). We present a patient with long-standing EB who developed squamous cell carcinoma involving the palate and the maxillary sinus, and we describe the findings on ...
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Journal ArticleJ Thorac Imaging · September 1991
An increase in tuberculosis cases in the United States has been partially linked to the large number of patients with acquired immunodeficiency syndrome. Symptoms are indistinguishable from those of other opportunistic infections and include cough, low-gra ...
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Journal ArticleJ Thorac Imaging · September 1991
AIDS-related lymphomas (ARLs) are almost always of a non-Hodgkin's type. Typically, intraabdominal or subcutaneous lymph node groups are affected. Unusual presentations are not uncommon, however. Intrathoracic involvement occurs in 10% to 30% of AIDS patie ...
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Journal ArticleJ Thorac Imaging · September 1991
Pneumocystis carinii pneumonia (PCP) is the most common index diagnosis in patients with acquired immunodeficiency syndrome (AIDS). Eighty percent of AIDS patients will eventually develop PCP. Common presenting symptoms are shortness of breath, cough, weig ...
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Journal ArticleJ Thorac Imaging · September 1991
Children with acquired immunodeficiency syndrome (AIDS) may present with recurrent pneumonias or chronic debilitating illness. The chest radiographs of these patients demonstrate homogeneous densities representing staphylococcal or other pyogenic infection ...
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Journal ArticleJ Thorac Imaging · September 1991
An aggressive form of Kaposi's sarcoma has been reported in patients with acquired immunodeficiency syndrome. Although pulmonary symptoms may constitute the initial complaint, Kaposi's sarcoma is generally detected because of cutaneous lesions. The chest r ...
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Journal ArticleAm J Gastroenterol · September 1991
Variations in the pancreatic ductal anatomy result from abnormalities in embryological development of the pancreas from ventral and dorsal buds. We describe a case in which cholangiography demonstrated insertion of the common bile duct into an aberrant pan ...
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Journal ArticleCurr Opin Radiol · June 1991
This paper is a selective review of the past year's literature on the infections and neoplasms that develop in patients with the acquired immunodeficiency syndrome. In general, the recent literature supports information previously reported and includes fur ...
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Journal ArticlePediatr Emerg Care · February 1991
We describe a premature infant in whom spontaneous perforation of the colon was initially detected on routine abdominal films. There was no clinical evidence of necrotizing enterocolitis, peritonitis, or bowel obstruction. Surgical and pathologic findings ...
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Journal ArticleN Engl J Med · January 31, 1991
BACKGROUND AND METHODS: Infection with the human immunodeficiency virus (HIV) increases the risk of tuberculosis and may interfere with the effectiveness of antituberculosis chemotherapy. To examine the outcomes in patients with both diagnoses, we conducte ...
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Journal ArticleClin Imaging · 1991
Perforation of the uterus by a tandem device is an important complication of intracavitary radiotherapy for cervical carcinoma. Although the sonographic appearance of this complication is well recognized, its demonstration by computed tomography (CT) has b ...
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Journal ArticleGastrointest Radiol · 1991
We present two cases of invasive squamous cell carcinoma of the anus complicating long-standing anal condyloma acuminatum. The computed tomographic (CT) findings are reviewed, and the increasing importance of malignant transformation of anal condylomas is ...
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Journal ArticleClin Imaging · 1991
The radiographic "reverse-figure 3" sign is a well-known indicator of pancreatic head enlargement. We present a case in which this characteristic sign was produced by an invasive adenocarcinoma of the duodenum that arose in a periampullary villous adenoma. ...
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Journal ArticleGastrointest Radiol · 1991
Percutaneous endoscopic gastrostomy (PEG) has become an accepted technique for providing long-term enteral feeding. We report two cases of extrusion of the PEG tube into a short fistulous tract that communicates with the stomach. Although this unusual comp ...
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Journal ArticleCrit Rev Diagn Imaging · 1991
Various gastric stapling procedures have been used in the treatment of morbid obesity. Radiology is useful for defining anatomy and detecting complications following these procedures. Examples of normal and abnormal radiographic findings after gastric stap ...
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Journal ArticleJ Comput Assist Tomogr · 1991
Eleven cases in which CT demonstrated severe unilateral atrophy of abdominal wall musculature were reviewed. All patients had undergone surgery on the ipsilateral side 6 months to 28 years prior to CT. The patterns of muscular atrophy correlated well with ...
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Journal ArticleDig Dis Sci · December 1990
Although squamous cell carcinoma of the esophagus occurs with increased incidence in primary achalasia, esophageal adenocarcinoma has been considered rare in this condition. We report a patient with long-standing achalasia in whom adenocarcinoma of the eso ...
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Journal ArticleAm Surg · October 1990
Small-bowel volvulus is an uncommon but important cause of small-bowel obstruction and often results in ischemia or infarction. Clinical examination and plain film radiography may be nondiagnostic, leading to delay in surgical intervention with subsequent ...
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Journal ArticleRadiol Clin North Am · July 1990
The increased incidence of malignant lymphomas in patients with congenital or acquired immunodeficiency states is now well recognized. In recent years, acquired immunodeficiency syndrome (AIDS) related non-Hodgkin's lymphoma has accounted for a growing pro ...
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Journal ArticleJ Thorac Imaging · April 1990
An association between tuberculosis and HIV infection is becoming increasingly evident. HIV seropositivity has been seen in nearly 30% of some populations with tuberculosis. In other populations nearly 25% of patients with AIDS had tuberculosis. Clinically ...
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Journal ArticleComput Med Imaging Graph · 1990
A case of a large leiomyoma involving both the transverse colon and the greater curvature of the stomach is presented. Computed tomography (CT) demonstrated contiguous extension of the mass along the gastrocolic ligament. Although similar findings have bee ...
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Journal ArticleComput Med Imaging Graph · 1990
Enlargement of an accessory spleen following splenectomy may be due to compensatory hypertrophy or recurrence of hematologic or other disorders. Spontaneous necrosis and hemorrhage in an accessory spleen are rarely described. We report a case in which an e ...
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Journal ArticleUrol Radiol · 1990
A patient with acquired immune deficiency syndrome (AIDS) who presented with right testicular swelling is described. Sonography demonstrated diffuse enlargement and inhomogeneity of the testicle with central hypoechoic areas. Testicular abscesses were seen ...
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Journal ArticleMagn Reson Imaging · 1990
A 10-year-old boy with Conradi-Hunermann disease diagnosed at birth who developed progressive myelopathy is presented. Despite the many descriptions of Conradi-Hunermann disease in infants and young children, long-term follow-up of this disease is rarely r ...
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Journal ArticleGastrointest Radiol · 1990
Endometriosis is a common disease which affects the bowel in 12 to 35% of cases. Despite extensive serosal and intramural involvement, the intestinal mucosa usually remains intact and bowel perforation rarely occurs. We describe a patient with perforation ...
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Journal ArticleClin Imaging · December 1989
We present a case of perforated duodenal diverticulum diagnosed preoperatively on computed tomography. This rare but potentially fatal condition has been difficult to detect with more conventional radiographic techniques. ...
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Journal ArticleRadiology · October 1989
A diffuse, bilateral interstitial infiltrate is the most common radiographic finding in Pneumocystis carinii pneumonia (PCP) in patients with the acquired immunodeficiency syndrome (AIDS). However, atypical roentgenographic patterns also exist. Chest radio ...
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Journal ArticleAnesthesiology · September 1989
Whether maintaining pulmonary nitrogenation and/or a stable ventilatory pattern during surgery would minimize changes in perioperative pulmonary function in two groups of patients with acute respiratory failure (ARF) whose lungs were being mechanically ven ...
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Journal ArticleRadiology · August 1989
Cocaine smoking can cause a number of medical complications. Pneumomediastinum and pneumothorax due to barotrauma have been the most common radiographic abnormalities reported in the medical literature. The hospital records of five patients with pulmonary ...
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Journal ArticleClin Imaging · June 1989
Diffuse tumor infiltration of the omentum or so-called omental "cakes" is well recognized on computed tomography (CT) and is usually associated with pelvic or gastrointestinal carcinoma. However, this has not been described in American Burkitt lymphoma des ...
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Journal ArticleAm Rev Respir Dis · May 1989
We analyzed the outcome of therapy for 139 patients who were treated for a presumptive diagnosis of pulmonary tuberculosis based on radiographic abnormalities. Patients who had acid-fast bacilli seen on sputum smears and patients who had received adequate ...
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Journal ArticleComput Med Imaging Graph · 1989
A case of spontaneous free perforation of the ileum in Crohn disease is presented. This rare complication was demonstrated by computed tomography (CT) before becoming evident on plain films. ...
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Journal ArticleGastrointest Radiol · 1989
A patient with acquired immune deficiency syndrome (AIDS) who presented with dysphagia is described. Barium swallow demonstrated diffuse esophagitis with longitudinal ulceration and sinus tracts to the mediastinum. Mycobacteria were seen on esophageal biop ...
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Journal ArticleJournal of Medical Imaging · January 1, 1989
Eosinophilic gastroenteritis is an uncommon disease characterized by eosinophilic infiltration of the stomach and small bowel. Colonic involvement is rare and has not been described in the radiologic literature. We report a case of eosinophilic colitis and ...
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Journal ArticleCurrent Problems in Diagnostic Radiology · May 1, 1988
The acquired immunodeficiency syndrome (AIDS) is an increasingly important disease that has become a social phenomenon. Although our therapeutic options for treating AIDs patients are limited at present, radiologic investigation is often of crucial importa ...
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Journal ArticleCurr Probl Diagn Radiol · 1988
The acquired immunodeficiency syndrome (AIDS) is an increasingly important disease that has become a social phenomenon. Although our therapeutic options for treating AIDS patients are limited at present, radiologic investigation is often of crucial importa ...
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Journal ArticleJ Acquir Immune Defic Syndr (1988) · 1988
To determine the distinguishing features of pulmonary Kaposi's sarcoma (KS) in patients with the acquired immunodeficiency syndrome (AIDS), we compared three groups of patients, 16 with endobronchial KS, 15 with endobronchial KS and an opportunistic lung i ...
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Journal ArticleAm J Surg · July 1987
Carcinoids occur in association with MEN types 1 and 2. To determine the relationship between carcinoids and MEN, we reviewed nine patients with carcinoids and other endocrine tumors. Analyzing these 9 patients and 56 other patients previously described in ...
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Journal ArticleAJR Am J Roentgenol · July 1986
Although spontaneous pneumothorax has rarely been reported as a complication of Pneumocystis carinii pneumonia in AIDS patients, recent experience suggests that its frequency is increasing. Seven such cases have been encountered in the past 1 1/2 years, wh ...
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Journal ArticleRadiology · October 1984
Digital subtraction angiography (DSA) may have considerable impact on the work-up of patients who have suffered blunt or penetrating trauma. The angiographic evaluation of vascular injuries (e.g., arteriovenous fistulae, pseudoaneurysms, hemorrhage) can be ...
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Journal ArticleClin Chest Med · September 1984
Pulmonary angiography is generally accepted as the standard for diagnosis of pulmonary embolism. Yet this procedure has failed to gain widespread appeal or application. This article will review the extensive literature on pulmonary angiography that has app ...
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Journal ArticleRadiology · July 1984
Hydropneumothorax may be diagnosed on a supine radiograph by recognition of a pleural line with increased density lateral to it in the pleural space. Recognition of this condition may have implications for therapeutic chest tube placement. ...
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Journal ArticleJ Comput Tomogr · November 1983
The diagnosis of congenital dislocation of the hip is easily made on plain film; however, after the patient is placed in a spica cast with abduction, plain films and even tomograms often fail to show the position of the capital femoral epiphysis. The usefu ...
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Journal ArticleAJR Am J Roentgenol · August 1983
Conventional chest radiography and computed tomography (CT) were used to evaluate tube thoracostomy drainage of pleural empyema in 26 selected patients. Frontal radiographs alone were inadequate in the evaluation of thoracostomy tube placement, as only one ...
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Journal ArticleAJR Am J Roentgenol · July 1983
Conventional chest radiographs and computed tomographic (CT) scans of 70 inflammatory thoracic lesions in 63 patients were reviewed and scored for diagnostic features. Pathologic confirmation of the final diagnosis was available in 42% (5/12) of lung absce ...
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Journal ArticleAJR Am J Roentgenol · August 1982
Digital subtraction pulmonary angiography was performed in 14 patients suspected of having pulmonary embolism. In 13 of 14, useful clinical information was obtained. Four patients were found to have pulmonary emboli. In nine patients, digital subtraction a ...
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Journal ArticleCardiovasc Intervent Radiol · 1982
The aortic isthmus in adults has a variable appearance on thoracic aortograms. Its configuration may show a concavity, a straightening or slight convexity, or a discrete focal bulge. The latter finding represents a ductus diverticulum and, in review of 103 ...
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Journal ArticleRadiology · December 1981
Fifty patients with abdominal trauma and possible splenic injury were evaluated by computed tomography (CT). CT correctly diagnosed 21 of 22 surgically proved traumatic lesions of the spleen (96%). Twenty-seven patients had no evidence of splenic injury. T ...
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Journal ArticleRadiology · October 1981
Computed tomography (CT) was the primary diagnostic modality used in the evaluation of 14 patients with 15 surgically proved lesions of the lesser peritoneal sac. CT accurately localized 14 of the 15 abnormalities to the lesser sac. When combined with clin ...
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Journal ArticleAJR Am J Roentgenol · February 1981
Computed tomography (CT) was used in the evaluation of nine patients with nonopaque calculi in the upper urinary tract. In each case the calculus was identified as a very high density object (370-586 Hounsfield units) with calcium oxalate and cystine stone ...
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Journal ArticleAJR Am J Roentgenol · September 1980
A variety of diseases produces or mimics multiple, thin-walled, air-containing cavities or cysts in the lung. Although some causes of this pattern are common (bullous emphysema, multiple pneumatoceles), others are relatively rare (cystic bronchiectasis, hi ...
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Journal ArticleJ Comput Assist Tomogr · June 1980
A case of pseudomembranous colitis is reported in which computed tomography (CT) played an important role in the diagnosis and differentiation from other causes of fever and abdominal pain. It is important to look for CT evidence of primary bowel disease w ...
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Journal ArticleJ Comput Assist Tomogr · April 1980
Because of the increased incidence of serious infection in patients who have had splenectomy, conservative management of patients who have had splenic trauma is becoming more prevalent. One newer modality is splenorrhaphy, the suture repair of splenic lace ...
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Journal ArticleAJR Am J Roentgenol · January 1979
Demographic, clinical, and angiographic data were reviewed for 63 consecutive patients with hepatocellular carcinoma. Angiography remains the critical examination in determining extent of disease and potential surgical cure. Angiographic findings were corr ...
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Journal ArticleJ Thorac Cardiovasc Surg · November 1978
The role of angiography in cervicothoracic trauma is controversial. Since 1967 the policy at San Francisco General Hospital has been to use liberal indications for angiography in hemodynamically stable patients with either penetrating or blunt cervicothora ...
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Journal ArticleRadiology · August 1978
Enlargement of hilar and mediastinal lymph nodes commonly accompanies a lung abcess. Of 27 patients with lung abscesses, 14 had hilar or mediastinal adenopathy or both. The problem resolved promptly with clearing of the abcesses and was absent on clinical ...
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Journal ArticleArch Surg · July 1978
Patients who sustain fracture of either the first or second rib have severe injuries usually involving multiple systems. In comparing 71 patients with first rib fractures and 49 patients with second rib fractures, we found morbidity and mortality to be sim ...
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Journal ArticleAJR Am J Roentgenol · August 1977
Construction of a pleural tent and phrenoplasty are surgical procedures performed to reduce intrapleural dead space after partial lung resection. Both alter the radiographic appearance of the chest and may cause erroneous diagnosis including pneumothorax, ...
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Journal ArticleRadiology · February 1977
Fibrosing alveolitis, or interstitial pulmonary fibrosis, is a common manifestation of neurofibromatosis, and was observed in 7 of 70 patients with the disease. Though neurofibromatosis is congenital, fibrosing alveolitis does not appear until adulthood, a ...
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Journal ArticleRadiology · October 1975
Cerebral hyperperfusion and early draining veins directly resulting from status epilepticus can be demonstrated angiographically. Postmortem examination of the brain excluded other possible causes of hyperemia and early venous drainage. ...
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Journal ArticleRadiology · July 1975
Analysis of radiographic and physical findings in 114 patients with trauma to an extremity demonstrated that when other physical findings are normal, arteriography is unnecessary. If any physical sign of peripheral vascular injury exists, such as weak or a ...
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