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ARRS COTW- November 19, 2018
CARDIOVASCULAR IMAGING: Thoracic Arteries Case Author: Diana Litmanovich, MD, Beth Israel Deaconness Medical Center History 56-year-old woman with shortness of breath and known coagulopathy. Imaging Findings Axial (A) and coronal reformatted (B) contrast-enhanced MDCT images of the chest show a linear filling defect in the right lower lobe pulmonary artery. Correlating lung window CT image…
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ARRS COTW- November 13, 2018
CHEST IMAGING: Immunocompromised Case Author: Maria Shiau, MD, New York University School of Medicine, Langone Medical Center History 25-year-old woman with fever and cough and positive HIV status. Imaging Findings Posteroanterior chest radiograph shows a cavitary lesion in the mid right lung. Diagnosis Pneumocystis jiroveci pneumonia Teaching Points Cavitary lung disease in patients with AIDS…
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ARRS COTW- September 10, 2018
CHEST IMAGING: Immunocompromised Case Author: Maria Shiau, MD, New York University School of Medicine, Langone Medical Center History 57-year-old man with fever and neutropenia after heart transplant. Imaging Findings Axial CT images in lung windows (A and B) show patchy, nodular ground-glass opacity in the right middle and left lower lobes. Diagnosis Invasive aspergillosis Teaching…
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ARRS COTW- July 2, 2018
CHEST IMAGING: Immunocompromised Case Author: Maria Shiau, MD, New York University School of Medicine, Langone Medical Center History 47-year-old man with positive HIV status, CD4 lymphocyte count of 500/mL, a painful penile lesion, and right lower quadrant pain. Imaging Findings Axial CT image (A) at the level of the aortic arch shows enlarged, necrotic anterior…
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ARRS Case of the Week- May 7, 2018
CHEST IMAGING: Immunocompromised Case Author: Maria Shiau, MD, New York University School of Medicine, Langone Medical Center History 40-year-old man with AIDS, increasing cough, and low-grade fever. Imaging Findings Posteroanterior chest radiograph (A) shows multiple bilateral pulmonary nodules and masses. Axial CT images in lung windows (B–E) show a right upper lobe nodule and multiple…
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ARRS Case of the Week- Feb 28, 2018
CARDIOVASCULAR IMAGING: Thoracic Arteries Case Author: Diana Litmanovich, MD, Beth Israel Deaconess Medical Center History 1-month-old female with mild wheezing and costal retraction with dusky appearance during crying Imaging Findings High-voltage radiograph of the mediastinum (A) shows diffuse narrowing of the trachea and a wide-angle carina. Axial contrast-enhanced CT images of the chest (B-E) show…
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ARRS Case of the Week- Feb 16, 2018
CHEST IMAGING: Diaphragm and Pleura Case Author: Rachna Madan, MD Brigham Women’s Hospital History 60-year-old woman with cervical spondylosis, recent cervical spinal surgery, and worsening dyspnea; chest radiography has been performed, and the next step must be determined. Imaging Findings Posteroanterior (A) and lateral (B) chest radiographs show an elevated hemidiaphragm. Chest CT Electromyography Fluoroscopic…
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ARRS Case of the Week- Dec 18, 2017
CHEST IMAGING: Diaphragm and Pleura Case Author: Rachna Madan, MD, Brigham and Women’s Hospital History 62-year-old man with lower chest and abdominal pain and a feeling of fullness. Imaging Findings Posteroanterior (A) and lateral (B) chest radiographs show a large mass of variable radiographic density in the right lower hemothorax and right cardiophrenic angle. In…