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The hot rim sign

The hot rim sign ª Springer Science+Business Media, LLC, part of Abdom Radiol (2018) 43:3530–3531 Springer Nature 2018 https://doi.org/10.1007/s00261-018-1655-4 Abdominal Published online: 4 June 2018 Radiology 1 1 Pengcheng Zhang , and Raymond B. Dyer Department of Radiology, Wake Forest Baptist Medical Center, Wake Forest University School of Medicine, 1 Medical Center Blvd., Winston-Salem 27157, NC, USA The radionuclide ‘‘hot rim’’ has a correlate on en- In the diagnosis of acute cholecystitis, nuclear medicine hanced CT images, secondary to arterial hyperemia in often plays a useful role. The diagnosis is dependent on the hepatic parenchyma adjacent to the gallbladder fossa the absence of radiotracer accumulation, most com- (Fig. 3A, B) [4, 5]. While the CT appearance of the monly Technetium-99m-Iminodiacetic acid (Tc99m- finding is likely not as specific as its presence on an IDA), in the gallbladder lumen. The ‘‘hot rim’’ sign de- radionuclide IDA scan, CT remains the most common scribes an increase in the pericholecystic distribution of imaging study in the evaluation of acute abdominal radiotracer which may also be seen in the setting of acute complaints. Recognition of the ‘‘hot rim’’ on a CT cholecystitis (Figs. 1, 2)[1, 2]. The sign correlates with examination is most useful in combination with http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Abdominal Radiology Springer Journals

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Publisher
Springer Journals
Copyright
Copyright © 2018 by Springer Science+Business Media, LLC, part of Springer Nature
Subject
Medicine & Public Health; Imaging / Radiology; Gastroenterology; Hepatology
ISSN
2366-004X
eISSN
2366-0058
DOI
10.1007/s00261-018-1655-4
Publisher site
See Article on Publisher Site

Abstract

ª Springer Science+Business Media, LLC, part of Abdom Radiol (2018) 43:3530–3531 Springer Nature 2018 https://doi.org/10.1007/s00261-018-1655-4 Abdominal Published online: 4 June 2018 Radiology 1 1 Pengcheng Zhang , and Raymond B. Dyer Department of Radiology, Wake Forest Baptist Medical Center, Wake Forest University School of Medicine, 1 Medical Center Blvd., Winston-Salem 27157, NC, USA The radionuclide ‘‘hot rim’’ has a correlate on en- In the diagnosis of acute cholecystitis, nuclear medicine hanced CT images, secondary to arterial hyperemia in often plays a useful role. The diagnosis is dependent on the hepatic parenchyma adjacent to the gallbladder fossa the absence of radiotracer accumulation, most com- (Fig. 3A, B) [4, 5]. While the CT appearance of the monly Technetium-99m-Iminodiacetic acid (Tc99m- finding is likely not as specific as its presence on an IDA), in the gallbladder lumen. The ‘‘hot rim’’ sign de- radionuclide IDA scan, CT remains the most common scribes an increase in the pericholecystic distribution of imaging study in the evaluation of acute abdominal radiotracer which may also be seen in the setting of acute complaints. Recognition of the ‘‘hot rim’’ on a CT cholecystitis (Figs. 1, 2)[1, 2]. The sign correlates with examination is most useful in combination with

Journal

Abdominal RadiologySpringer Journals

Published: Jun 4, 2018

References