Difference between revisions of "Cautery artifact"
Jump to navigation
Jump to search
(change to cdn sp) |
|||
| Line 1: | Line 1: | ||
'''Cautery artifact''', also '''cautery/crush | '''Cautery artifact''', also '''cautery/crush artifact''' and '''crush artifact''', may mimic disease. It usually represents the [[surgical margin]]. | ||
==Microscopic== | ==Microscopic== | ||
| Line 15: | Line 15: | ||
</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== | ||
| Line 24: | Line 24: | ||
<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> | ||
Revision as of 23:40, 5 July 2013
Cautery artifact, also cautery/crush artifact and crush artifact, may mimic disease. It usually represents the surgical margin.
Microscopic
Features:
- Elongated thin toothpick-like nuclei.
DDx:
- Dysplasia - adenomatous polyps
- Electrocution.
Images
Surgical margin with cautery - low mag. (WC/Nephron)
Surgical margin with cautery - intermed. mag. (WC/Nephron)
Surgical margin with cautery - high mag. (WC/Nephron)
www:
IHC
- Ki-67 - absent/minimal staining.
- Stains adenomatous polyps.[1]
Sign out
DESCENDING COLON, BIOPSY: - COLONIC MUCOSA WITH EXTENSIVE CAUTERY/CRUSH ARTIFACT -- 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.