Difference between revisions of "Interval appendectomy"
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==Microscopic== | ==Microscopic== | ||
Features: | Features: | ||
*Muscularis propria eosinophils and/or plasma | *Muscularis propria eosinophils and/or [[plasma cell]]s. | ||
*+/-Muscularis propria | *+/-Muscularis propria [[neutrophil]]s. | ||
DDx: | DDx: | ||
Revision as of 15:36, 30 November 2023
Interval appendectomy is an appendectomy following the presentation of acute appendicitis.[1]
General
- Done to exclude neoplasm and recurrent appendicitis.[2]
Microscopic
Features:
- Muscularis propria eosinophils and/or plasma cells.
- +/-Muscularis propria neutrophils.
DDx:
- Negative appendectomy - specimen should be submitted in toto, no lymphoid hyperplasia, history is essential.
- Adenovirus appendicitis - lymphoid hyperplasia.
- Mucinous tumour - usu. apparent on gross.
- Appendiceal neuroendocrine tumour.
- Granulomatous appendicitis.
- Crohn's disease of the appendix.
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Vermiform Appendix, Appendectomy: - Benign appendix with mild mixed muscularis inflammation (plasma cells, eosinophils, possible rare neutrophils), see comment. Comment: The operative report describes an interval appendectomy; the finds would be compatible with that.
See also
References
- ↑ Quartey B (July 2012). "Interval appendectomy in adults: A necessary evil?". J Emerg Trauma Shock 5 (3): 213–6. doi:10.4103/0974-2700.99683. PMC 3440885. PMID 22988397. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3440885/.
- ↑ de Jonge J, Bolmers MDM, Musters GD, van Rossem CC, Bemelman WA, van Geloven AAW (July 2019). "Predictors for interval appendectomy in non-operatively treated complicated appendicitis". Int J Colorectal Dis 34 (7): 1325–1332. doi:10.1007/s00384-019-03303-4. PMID 31175422.