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Image challenge
A man with right flank pain
  1. Hsin-Yu Lee1,
  2. Wan-Ching Lien1,
  3. Hsiu-Po Wang2
  1. 1 Department of Emergency Medicine, National Taiwan University Hospital, Taipei, Taiwan
  2. 2 Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan
  1. Correspondence to Dr Wan-Ching Lien, Department of Emergency Medicine, National Taiwan University Hospital, Taipei, Taiwan; wanchinglien{at}ntu.edu.tw

https://doi.org/10.1136/emermed-2022-212635

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    Clinical introduction

    A healthy, obese 38-year-old man had acute flank pain for 2 days. He also complained of a fever for 1 day. He denied haematuria, nausea, vomiting or constipation. A point-of-care abdominal ultrasound was obtained (figure 1).

    Figure 1

    The point-of-care ultrasound image.

    Question

    What is the diagnosis?

    1. Diverticulitis

    2. Appendicitis

    3. Epiploic appendagitis

    4. Urolithiasis

    Answer: C

    Epiploic appendagitis (EA) is an inflammation in the epiploic appendages, which is caused by spontaneous torsion or thrombosis of the central draining vein.1 EA is a rare occurrence but a benign and self-limited condition. However, the mimics …

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    Footnotes

    • Contributors A characteristic point-of-care ultrasound image for epiploic appendagitis.

    • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

    • Competing interests None declared.

    • Provenance and peer review Not commissioned; externally peer reviewed.

    • Supplemental material This content has been supplied by the author(s). It has not been vetted by BMJ Publishing Group Limited (BMJ) and may not have been peer-reviewed. Any opinions or recommendations discussed are solely those of the author(s) and are not endorsed by BMJ. BMJ disclaims all liability and responsibility arising from any reliance placed on the content. Where the content includes any translated material, BMJ does not warrant the accuracy and reliability of the translations (including but not limited to local regulations, clinical guidelines, terminology, drug names and drug dosages), and is not responsible for any error and/or omissions arising from translation and adaptation or otherwise.