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Test Code KHHER2QUANTIHC HER2 Semi-Quantitative, Immunohistochemistry


Specimen Required


This is not an orderable test. Order SURGP / Surgical Pathology Consultation, Tissue. The consultant will determine the need for special stains.


Useful For

Identification of HER2 protein overexpression in formalin-fixed, paraffin-embedded tissue sections

Method Name

This is not an orderable test. Order SURGP / Surgical Pathology Consultation, Tissue. The consultant will determine the need for special stains.

 

Immunohistochemistry (IHC)

Reporting Name

HER2 Semi Quantitative IHC, MAN

Reference Values

This is not an orderable test. Order SURGP / Surgical Pathology Consultation, Tissue. The consultant will determine the need for special stains.

 

Reported as negative (0, 1+), equivocal (2+), and strongly positive (3+) according to the interpretation guidelines for the US Food and Drug Administration-approved Ventana pathway HER2 (4B5) antibody.

Performing Laboratory

MCHS- Mankato

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

88360