Mimics of acute appendicitis—Alternative diagnoses at sonography, CT, and MRI; specific imaging findings that can help in differential diagnosis

Mimics of acute appendicitis—Alternative diagnoses at sonography, CT, and MRI; specific imaging... Clinical Imaging 48 (2018) 90–105 Contents lists available at ScienceDirect Clinical Imaging journal homepage: www.elsevier.com/locate/clinimag Mimics of acute appendicitis—Alternative diagnoses at sonography, CT, and MRI; specific imaging findings that can help in differential diagnosis Huseyin Toprak, Temel Fatih Yilmaz, Seyma Yildiz , Ihsan Turkmen, Serpil Kurtcan Department of Radiology, Bezmialem Vakif University, Istanbul, Turkey 1. Introduction echogenicity of periappendiceal fat and hypervascularity of the ap- pendix wall on color Doppler sonography are additional radiological Acute right lower quadrant abdominal (RLQ) pain is one of the most findings [6,8]. When the appendix is filled with air and measured less common causes of presentation to emergency department. In most pa- than 9 mm in diameter, it should be considered as normal on CT tients presenting with acute right lower quadrant pain, acute appen- [10,11].CT findings of acute appendicitis include distended appendix, dicitis needs to be excluded, especially in male patients. However, a more than 6 mm; periappendiceal fatty stranding and infiltration; ap- broad spectrum of pathologies may mimic acute appendicitis both pendiceal wall enhancement or thickening; presence of appendicolith; clinically and on imaging findings [1–5]. Therefore, to make a differ- cecal apical wall thickening compared with the normal thickness of the http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Clinical Imaging Elsevier

Mimics of acute appendicitis—Alternative diagnoses at sonography, CT, and MRI; specific imaging findings that can help in differential diagnosis

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Publisher
Elsevier
Copyright
Copyright © 2017 Elsevier Inc.
ISSN
0899-7071
D.O.I.
10.1016/j.clinimag.2017.10.001
Publisher site
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Abstract

Clinical Imaging 48 (2018) 90–105 Contents lists available at ScienceDirect Clinical Imaging journal homepage: www.elsevier.com/locate/clinimag Mimics of acute appendicitis—Alternative diagnoses at sonography, CT, and MRI; specific imaging findings that can help in differential diagnosis Huseyin Toprak, Temel Fatih Yilmaz, Seyma Yildiz , Ihsan Turkmen, Serpil Kurtcan Department of Radiology, Bezmialem Vakif University, Istanbul, Turkey 1. Introduction echogenicity of periappendiceal fat and hypervascularity of the ap- pendix wall on color Doppler sonography are additional radiological Acute right lower quadrant abdominal (RLQ) pain is one of the most findings [6,8]. When the appendix is filled with air and measured less common causes of presentation to emergency department. In most pa- than 9 mm in diameter, it should be considered as normal on CT tients presenting with acute right lower quadrant pain, acute appen- [10,11].CT findings of acute appendicitis include distended appendix, dicitis needs to be excluded, especially in male patients. However, a more than 6 mm; periappendiceal fatty stranding and infiltration; ap- broad spectrum of pathologies may mimic acute appendicitis both pendiceal wall enhancement or thickening; presence of appendicolith; clinically and on imaging findings [1–5]. Therefore, to make a differ- cecal apical wall thickening compared with the normal thickness of the

Journal

Clinical ImagingElsevier

Published: Mar 1, 2018

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