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HER2/neu (c-erbB2), Immunoperoxidase Stain

Methodology

FDA-Approved Her2 Immunoperoxidase Stain

Specimen Requirements

Submit 1 paraffin-embedded tissue block and accompanying pathology report. Contact the Pathology Department at 256-265-8090 for further instructions.

Reference Values

Reported as negative (0, 1+), weakly positive (2+), and strongly positive (3+) according to the interpretation guidelines.

Note:  If HER2/neu score is weakly positive, score 2+, HHA350 “HER2 Amplification Associated with Breast Cancer, FISH” will be performed and charged accordingly to determine HER2/neu amplification.

Day(s) Test Set Up

Monday through Friday

Performing Laboratory

Huntsville Hospital Laboratory

Test Classification and CPT Coding

Test Classification:

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions.

CPT Code:

88342