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APPLAP
PLACENTAL ALKALINE PHOSPHATASE (PLAP), IMMUNOHISTOCHEMISTRY STAIN

Test Code APPLAP 
Test PLACENTAL ALKALINE PHOSPHATASE (PLAP), IMMUNOHISTOCHEMISTRY STAIN 
Description As the only positive antigen marker for many germ-cell neoplasms (such as seminoma), this antigen may occasionally be present in some adenocarcinomas. In cases in which such considerations are included, epithelial membrane antigen or keratin immunoperoxidase studies are recommended in combination.

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