Test Catalog

Test ID: HERGM    
HER2, Gastric/Esophageal, Semi-Quantitative Immunohistochemistry, Manual

Useful For Suggests clinical disorders or settings where the test may be helpful

Determining overexpression of HER2 protein of gastric and esophageal adenocarcinoma in formalin-fixed, paraffin-embedded tissue sections (with reflex to FISH testing)

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

Cases that are equivocal (2+) by immunohistochemical stain will reflex to HER2 amplification by FISH at an additional charge.

Method Name A short description of the method used to perform the test

Ventana Pathway Immunoperoxidase Stain with Manual Semi-Quantitative Immunohistochemistry

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

HER Gastric/Esoph IHC + Reflex

Aliases Lists additional common names for a test, as an aid in searching

c-neu Immunoperoxidase Stain
HER2 Gastric/Esophageal IHC stain, RST
c-erbB2 Immunoperoxidase Stain