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ARRS COTW- October 1, 2018
GENITOURINARY IMAGING: Collecting System, Ureter, Bladder Case Author: Rupan Sanyal, MD, University of Alabama at Birmingham History 40-year-old man with chronic right flank pain. Imaging Findings Axial contrast-enhanced CT image (A) shows severe dilatation of the right renal collecting system. Axial CT image (B) caudal to A shows an enhancing tubular structure (arrowheads) coursing along…
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ARRS COTW- September 5, 2018
PEDIATRIC RADIOLOGY: Genitourinary Radiology Case Author: Krista L. Birkemeier, MD, Cincinnati Children’s Hospital Medical Center History 15-year-old boy with hematuria, polyuria, and abdominal pain radiating to the right side of the scrotum. Imaging Findings Longitudinal gray-scale and color Doppler ultrasound images of the left (A and B) and right (C and D) kidneys show diffuse…
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ARRS COTW- July 30, 2018
GENITOURINARY IMAGING: Collecting System, Ureter, Bladder Case Author: Rupan Sanyal, MD, University of Alabama at Birmingham History 48-year-old man with 3 months of fever and persistent right flank pain. Imaging Findings Axial contrast-enhanced CT image (A) shows a dilated upper right renal calyx with a focus of gas (arrow). Axial CT image (B) caudal to…
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ARRS COTW- June 25, 2018
PEDIATRIC RADIOLOGY: Genitourinary Radiology Case Author: Krista L. Birkemeyer, MD, Cincinnati Children’s Hospital Medical Center History 2-day-old boy (born at 37 weeks’ gestation) with hematuria and hypertension; ultrasound has been performed, and the next imaging study must be determined. Imaging Findings Longitudinal gray-scale ultrasound image of the right kidney (A) shows abnormally increased parenchymal echogenicity,…
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ARRS COTW- June 11, 2018
GENITOURINARY IMAGING: Collecting System, Ureter, Bladder Case Author: Rupan Sanyal, MD, University of Alabama at Birmingham History 26-year-old woman with pelvic pain and multiple skin lesions. Imaging Findings Axial (A) and coronal (B) contrast-enhanced CT images show severe diffuse bladder wall thickening. Axial bone window CT image (C) shows widening of the sacral neural foramen…
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ARRS Case of the Week- Apr 9, 2018
ULTRASOUND: Low urine output after renal transplant Case Author: Deborah Rubens, MD, University of Rochester History 61-year-old man who has undergone hepatic and renal transplants and has worsening renal function. Ultrasound has been performed, and the next step must be determined. Imaging Findings Transverse color Doppler image with spectral tracing obtained postoperatively on day of…
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ARRS Case of the Week- Mar 27, 2018
GENITOURINARY IMAGING: Collecting System, Ureter, Bladder Case Author: Matthew S. Hartman, MD, Allegheny General Hospital History 45-year-old diabetic woman with microscopic hematuria Imaging Findings Coronal volume-rendered reconstruction of excretory phase CT urogram (A) shows bilateral irregular calyces with contrast-filled clefts. Coronal reformatted image (B) shows contrast material from the collecting system filling a cavity in…
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ARRS Case of the Week- Jan 28, 2018
GENITOURINARY IMAGING: Collecting System, Ureter, Bladder Case Author: Rupan Sanyal, MD, University of Alabama at Birmingham History 58-year-old man with hematuria. Imaging Findings Axial unenhanced (A) and contrast-enhanced (B) CT images through the bladder show an enhancing exophytic mass (arrow) involving the left bladder wall. Axial delayed CT image (C) shows the bladder filled with…
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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…