Cautery artifact: Difference between revisions
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'''Cautery artifact''', also '''cautery/crush | [[Image:Positive margin with cautery artefact - adenocarcinoma - high mag.jpg|thumb|225px|Cautery artefact. [[H&E stain]].]] | ||
'''Cautery artifact''', also '''cautery/crush artifact''' and '''crush artifact''', may mimic disease. It usually represents the [[surgical margin]]. | |||
==Microscopic== | ==Microscopic== | ||
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</gallery> | </gallery> | ||
www: | www: | ||
*[http://alf3.urz.unibas.ch/pathopic/e/getpic-fra.cfm?id=566 Cautery | *[http://alf3.urz.unibas.ch/pathopic/e/getpic-fra.cfm?id=566 Cautery artifact (unibas.ch)]. | ||
==IHC== | ==IHC== | ||
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<pre> | <pre> | ||
DESCENDING COLON, BIOPSY: | DESCENDING COLON, BIOPSY: | ||
- COLONIC MUCOSA WITH EXTENSIVE CAUTERY/CRUSH | - COLONIC MUCOSA WITH EXTENSIVE CAUTERY/CRUSH ARTIFACT -- LIMITING INTERPRETATION. | ||
- NO APPARENT DYSPLASIA. | - NO APPARENT DYSPLASIA. | ||
</pre> | |||
<pre> | |||
POLYP, RECTUM, BIOPSY: | |||
- POLYPOID FRAGMENT OF RECTAL MUCOSA WITH CAUTERY/CRUSH ARTIFACT, INDEFINITE | |||
FOR DYSPLASIA. | |||
COMMENT: | |||
Levels were cut. A Ki-67 stain shows focal superficial staining; however, the surface is | |||
missing. | |||
</pre> | |||
<pre> | |||
TISSUE ("BLADDER TUMOUR, DEEP"), BIOPSY: | |||
- BENIGN SUBEPITHELIAL TISSUE. | |||
- SCANT UROTHELIUM WITH CRUSH/CAUTERY ARTIFACT -- LIMITING INTERPRETATION. | |||
- NO EVIDENCE OF MALIGNANCY. | |||
</pre> | </pre> | ||
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*[[Basics]]. | *[[Basics]]. | ||
*[[Surgical margin]]. | *[[Surgical margin]]. | ||
*[[Histology artifacts]]. | |||
*[[Snare tip soft coagulation]]. | |||
==References== | ==References== | ||