Difference between revisions of "Cautery artefact"
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'''Cautery artefact''', also '''cautery/crush | '''Cautery artefact''', also '''cautery/crush artefact''' and '''crush artefact''', is common mimic of disease. | ||
==Microscopic== | ==Microscopic== | ||
Revision as of 11:37, 5 July 2013
Cautery artefact, also cautery/crush artefact and crush artefact, is common mimic of disease.
Microscopic
Features:
- Elongated thin toothpick-like nuclei.
DDx:
- Dysplasia - adenomatous polyps
- Electrocution.
Images
www:
IHC
- Ki-67 - absent/minimal staining.
- Stains adenomatous polyps.[1]
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DESCENDING COLON, BIOPSY: - COLONIC MUCOSA WITH EXTENSIVE CAUTERY/CRUSH ARTEFACT -- LIMITING INTERPRETATION. - NO APPARENT DYSPLASIA.
See also
References
- ↑ Groisman, GM.; Amar, M.; Meir, A. (Jul 2007). "Utility of MIB-1 (Ki-67) in evaluating diminutive colorectal polyps with cautery artifact.". Arch Pathol Lab Med 131 (7): 1089-93. doi:10.1043/1543-2165(2007)131[1089:UOMKIE]2.0.CO;2. PMID 17616996.