Polypectomy scar
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A polypectomy scar results from a polypectomy.
General
- Scar alone is difficult to differentiate from scar with cancer.[1]
Microscopic
Features:
- Focal submucosal fibrosis.
DDx:
- Polypectomy scar with adenocarcinoma.
- Focal fibrosis due to other cause.
Images
CPR - extremely low mag. (WC)
CPR - very low mag. (WC)
CPR - low mag. (WC)
Sign out
Should be signed in a non-commital way (e.g. "focal submucosal fibrosis") if no prior pathology is available/specimen is not labelled something like "old polypectomy site".
See also
References
- ↑ Riu Pons F, Andreu M, Gimeno Beltran J, Álvarez-Gonzalez MA, Seoane Urgorri A, Dedeu JM, Barranco Priego L, Bessa X (December 2018). "Narrow band imaging and white light endoscopy in the characterization of a polypectomy scar: A single-blind observational study". World J. Gastroenterol. 24 (45): 5179–5188. doi:10.3748/wjg.v24.i45.5179. PMC 6288651. PMID 30568394. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6288651/.