-
Nifty Ultrasound Wiki Post for R1s
http://fasanonet.com/rad/doku.php?id=ultrasound Vascular Abdominal aortic aneurysm Aneurysm is a dilatation of more than 3 cm OR an increase in diameter of 50% greater than original artery The majority of the abdominal aortic aneurysms (AAA) are infrarenal The correct measurement technique is outer wall to outer wall Common iliac aneurysm > 1.7 cm (male) > 1.5 cm…
-
ARRS COTW- October 22, 2018
PEDIATRIC RADIOLOGY: Genitourinary Radiology Case Author: Krista L. Birkemeier, MD, Cincinnati Children’s Hospital Medical Center History 1-day-old boy with prenatally diagnosed right multicystic dysplastic kidney and left hydronephrosis Imaging Findings Longitudinal ultrasound image of the left kidney (A) shows moderate pelvocaliectasis. Transverse ultrasound image of the left proximal ureter (B) shows ureteral dilatation (arrow). Longitudinal…
-
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…
-
ARRS COTW- August 27, 2018
ULTRASOUND: Vascular Case Author: Deborah Rubens, MD, University of Rochester History 37-year-old woman with right leg swelling that has lasted for 1 week. Imaging Findings Sagittal ultrasound image with spectral tracing of the right common femoral vein (A) shows a patent vessel with a monophasic waveform. Sagittal ultrasound image with spectral tracing of the…
-
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,…
-
ARRS COTW- June 19, 2018
ULTRASOUND: Vascular Case Author: Deborah Rubens, MD, University of Rochester History 61-year-old woman without symptoms undergoing preoperative evaluation for cardiac surgery. Imaging Findings Sagittal spectral color Doppler image of the distal right common carotid artery (A) yields a peak systolic velocity of 51 cm/s. Sagittal spectral color Doppler image of the right internal carotid artery…
-
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…
-
ARRS Case of the Week- Feb 5, 2018
ULTRASOUND: Abdomen Case Author: Ulrike M. Hamper, MD, MBA, Johns Hopkins University History 32-year old man with HIV infection and AIDS and acute renal failure. Imaging Findings Sagittal gray-scale ultrasound image of the right kidney (RK) (A) shows increased renal parenchymal echogenicity and an irregular, hypoechoic perirenal soft-tissue mass. A small hypoechoic liver lesion also…
-
ARRS Case of the Week- Dec 4, 2017
ULTRASOUND: Abdomen Case Author: Ulrike M. Hamper, MD, MBA, John Hopkins University History 87-year-old man with right upper quadrant discomfort and hypoglycemia. Imaging Findings Sagittal (A) and transverse (B) gray-scale ultrasound images of the pancreas show a 1.4 × 1.1 × 1.3 cm hypoechoic mass (calipers) in the pancreatic head just medial to a small…
-
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…