CK20
Alternative name:
Cytokeratin 20
Methodology
Immunohistochemistry (IHC)
Test Description and clinical significance
Disease:
Mucinous ovarian tumors, intestinal adenocarcinoma, Merkel cell carcinomas, urothelial carcinoma and in adenocarcinomas of the stomach, pancreas, and bile ducts.
Cytokeratin 20 (CK20) is a type I acidic low molecular weight cytokeratin. It is found in normal tissues of the stomach, intestine, urothelium, and in Merkel cells. It is found in most adenocarcinomas of the large and small intestines, in mucinous tumors of the ovary, and in Merkel cell carcinomas, and it is frequently present in urothelial carcinoma and in adenocarcinomas of the stomach, pancreas, and bile ducts.
Specimen Requirements
Collection:
FFPE/un-stained slides/Fresh tissue in formalin
Stability:
Room temperature
Unacceptable Conditions:
Unlabeled specimen/specimen left unfixed
for extended periods
Storage & Transport
Room Temperature
CPT(s)
88342 if intial single stain or 88341 for each additional stain CK20
New York Approved
NO
TAT
1 Day
*The CPT codes provided are for informational purposes only and are based on AMA guidelines The billing party is solely responsible for correct CPT coding.
