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ARRS Case of the Week- Oct 23, 2017
From http://www.arrs.org/ARRSLIVE/CaseOfTheWeek. CARDIOVASCULAR IMAGING: Coronary Arteries Case Author: Rachna Madan, MD, Brigham and Women’s Hospital History 62-year-old man with hypertension, atypical chest pain, and perfusion scintigraphic finding of mild apical ischemia. Imaging Findings Axial (A), curved planar (B), and short-axis (C) reformatted ECG-gated coronary angiograms reconstructed at 75% of the R-R interval show a lesion…
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ARRS Case of the Week- Oct 2, 2017
From http://www.arrs.org/ARRSLIVE/CaseOfTheWeek. PEDIATRIC RADIOLOGY: Musculoskeletal Radiology Case Author: Ricardo Restrepo, MD, Miami Children’s Hospital History 8-year-old girl with dysmorphic features and short stature who reports difficulty walking. Imaging Findings Frontal radiograph of the right hand (A) shows short, squat metacarpals that are widened distally and tapered proximally (arrows). Wide radioulnar articular ends also are evident. Lateral…
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The Programmable Mouse: A Quality Improvement Project
From https://www.umassmed.edu/radiology/radnews/new-page/March/programmable-mouse/. The Programmable Mouse: A Quality Improvement Project Date Posted: Monday, March 02, 2015 By: Dr. Andrew Chen Link to learn about developments on this quality improvement project! Mouse Programming Tutorial Quality means different things to different people. It changes depending on the context. For a radiologist, quality typically means utilizing the best and safest imaging…
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Soft Tissue Signs- The Ankle
Introduction An equivocal fracture appearance should be considered in the context of other information such as Patient history Clinical presentation Radiographic soft tissue signs This page will examine the radiographic soft tissue signs of bony injury of the ankle- what they are, their plain film appearances, their limitations, and their utility. Ankle Effusion- The Teardrop…
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ARRS Case of the Week- Sep 25, 2017
ULTRASOUND: Abdomen Case Author: Ulrike M. Hamper, MD, MBA, Johns Hopkins University History 56-year-old man with incidental finding of pelvic mass on a CT scan obtained after a motor vehicle accident and history of craniotomy for anaplastic astrocytoma. Imaging Findings Sagittal (A) and transverse (B) ultrasound images of the pelvis show a 9.7 × 5.6…
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ARRS Case of the Week- Sep 18, 2017
GENITOURINARY IMAGING: Female Pelvis Case Author: Courtney Coursey Moreno, MD, Emory Healthcare History 35-year-old woman with occasional pain in the right lower quadrant. Imaging Findings Axial T1-weighted fat-saturated MR image (A) shows a 1.5-cm mass (arrow) with intermediate to high signal intensity in the subcutaneous fat of the right lower quadrant that extends into the…
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ARRS Case of the Week- Aug 28, 2017
CARDIOVASCULAR IMAGING: Coronary Arteries Case Author: Eric Kimura-Hayama, MD, Instituto Nacional de Cardiologia Ignacio Chavez History 55-year-old man with hypertension and dyslipidemia who reports having dyspnea. Imaging Findings Curved planar reformatted CT image of the right coronary artery (A) and corresponding short-axis images (B) obtained at the level between the white lines in A show…
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ARRS Case of the Week- Aug 21, 2017
NUCLEAR MEDICINE: Musculoskeletal Case Author: Gary A. Ulaner, MD, PhD, Memorial Sloan-Kettering Cancer Center History 58-year-old woman with bilateral leg pain and stiffness. Imaging Findings Posterior (left) and anterior (right) planar bone scans show bilateral diffuse periosteal uptake in the lower extremities. Hypertrophic osteoarthropathy Insufficiency fractures Shin splints Synovitis Diagnosis Hypertrophic osteoarthropathy Teaching Points Hypertrophic…
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Liposclerosing Myxofibrous Tumour
J McNamee, G Briggs, D Gracey. Musgrave Park Hospital, Stockman’s Lane, Belfast, Norther Ireland BT9 7JB Section: Musculoskeletal System Published: 2012, Jul. 17 Patient: 53 year(s), female Clinical History Persistent left proximal hip pain for three months. Tender on examination. No history of trauma. Imaging Findings X-ray of the pelvis shows a well-defined lucency within…
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Cecal Volvulus: What the Radiologist Needs to Know
Michele Tonerini, Francesca Pancrazi, Silvia Lorenzi, Federica Pacciardi, Francesco Ruschi, Laura Turturici, Pietro Bemi Abstract Cecal volvulus is a quite rare pathologic condition and therefore sometimes misdiagnosed, but is indeed more common than thought. It occurs with a specific acute onset abdominal pain associated to nausea and vomiting, so that it often poses a diagnostic…