Test Directory

IHC: B72.3 (TAG-72) IHC: B72.3 (TAG-72)

Specimen Type
Specimen Stability
Reference Range
Paraffin block
N/A
N/A

Specimen Requirements

Paraffin block or wet tissue

Method

Immunohistochemistry (IHC)

Schedule

Mon-Fri

Turn-Around Time

24 hrs

Instructions/Notes

Formalin-Fixed, Paraffin-Embedded

Clinical Utility

Monoclonal antibodies (B72.3) to tumor-associated glycoprotein recognizes a tumor-associatedoncofetal antigen (TAG-72) expressed by a wide variety of human adenocarcinomas. Thisantigen is expressed by 84% of invasive ductal breast carcinomas and 85-95% of colon,pancreatic, gastric, esophageal, lung, ovarian and endometrial adenocarcinomas.

CPT Codes

88342

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