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APCK903
KERATIN 903 (HI M.W., 34BE12), IMMUNOHISTOCHEMISTRY STAIN

Test Code APCK903 
Test KERATIN 903 (HI M.W., 34BE12), IMMUNOHISTOCHEMISTRY STAIN 
Description Useful in recognizing cytokeratins 1, 5, 10, and 14. It stains squamous and ductal epithelium, as well as squamous cell carcinomas and adenocarcinoma of ductal origin.

NOTE: This test is usually ordered in conjunction with a pathology consultation. The pathology professional component will be billed separately by the consulting pathologist. 

Specimen Formalin-fixed or paraffin-embedded tissue specimen. 
Reference Values An interpretive report will be issued. 
Analytic Time 2 Days 
Day(s) Test Set Up Monday through Friday 
CPT Code(s) 88342