Rule of 2s in Meckel diverticulum
Last revised by Sonam Vadera on 19 Sep 2022
Citation, DOI, disclosures and article data
Citation:
Hacking C, Vadera S, Kang O, et al. Rule of 2s in Meckel diverticulum. Reference article, Radiopaedia.org (Accessed on 18 Apr 2024) https://doi.org/10.53347/rID-37326
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37326
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Disclosures:
At the time the article was created Craig Hacking had no recorded disclosures.
View Craig Hacking's current disclosures
Last revised:
19 Sep 2022,
Sonam Vadera ◉
Disclosures:
At the time the article was last revised Sonam Vadera had no financial relationships to ineligible companies to disclose.
View Sonam Vadera's current disclosures
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14 times, by
12 contributors -
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Synonyms:
- Rule of 2's in a Meckel diverticulum (mnemonic)
The rule of 2s is a useful mnemonic for the features of Meckel diverticulum, although the figures do have a broad range:
- occur in 2% of the population
- are 2 inches (5 cm) long
- are 2 feet (60 cm) from the ileocecal valve
- 2/3 have ectopic mucosa
- 2 types of ectopic tissue are commonly present (mostly gastric and pancreatic)
- the commonest age at clinical presentation is 2 years
References
- 1. Sagar J, Kumar V, Shah DK. Meckel's diverticulum: a systematic review. J R Soc Med. 2006;99 (10): 501-5. doi:10.1258/jrsm.99.10.501 - Free text at pubmed - Pubmed citation
- 2. Stallion A, Shuck JM. Meckel's diverticulum. In: Holzheimer RG, Mannick JA, editors. Surgical Treatment: Evidence-Based and Problem-Oriented. Munich: Zuckschwerdt; 2001. Available from: http://www.ncbi.nlm.nih.gov/books/NBK6918/
- 3. Daniel Podolsky, Michael Camilleri, J.Gregory Fitz, Anthony Kalloo, Fergus Shanahan, Timothy Wang. 2015. Yamada's Textbook of Gastroenterology 6th edition; p 817.
- 4. Poley JR, Thielen TE, Pence JC. Bleeding Meckel's diverticulum in a 4-month-old infant: Treatment with laparoscopic diverticulectomy. A case report and review of the literature. (2009) Clinical and experimental gastroenterology. 2: 37-40. Pubmed