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Appendiceal bump: more to it that meets the eye
  1. Stephen Marsh1,
  2. Roomana Kapasi1,
  3. Jamil Choudhrury2,
  4. Marius Taniel Paraoan1,3
  1. 1 Surgery, Wrightington Wigan and Leigh NHS Foundation Trust, Wigan, UK
  2. 2 Pathology, Salford Royal Hospital, Salford, UK
  3. 3 Medicine, Edge Hill University, Ormskirk, UK
  1. Correspondence to Mr Marius Taniel Paraoan, Surgery, Wrightington Wigan and Leigh NHS Foundation Trust, Wigan, UK; mparaoan{at}

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Clinical presentation

A 72-year-old man was referred by the GP to the colorectal unit on the fast track pathway for asymptomatic iron deficiency anaemia (haemoglobin 88 g/L). A diagnostic colonoscopy reported complete intubation to caecum and identified three colonic polyps with villous appearance, the largest in the sigmoid measuring 6 cm. A CT scan of the abdomen and pelvis reported the presence of the large sigmoid polyp and no other abnormality. The patient attended a specialist endoscopy list for therapeutic polypectomy. The examination of the caecal pole by the expert endoscopist revealed an unusual and abnormal appearance described as a tense submucosal cystic swelling protruding into the lumen in the area of the appendix orifice, not recorded at the first examination (figure …

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  • Contributors MTP cared for the patient, performed the colonoscopy and the surgery and wrote the manuscript. SM cared for the patient, researched literature and cowrote the manuscript. RK researched the literature and cowrote the manuscript. JC performed the histopathology examination and reviewed the manuscript.

  • 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.