Test Details
Mnemonic
HER2
Ordering Code
3434650
CPT-4 Code(s)
88360, plus 88377 if FISH is performed, at additional cost
Specimen Information
Collect
Formalin fixed paraffin embedded tissue
Specimen Preparation
Send formalin fixed paraffin embedded tissue. Specimen must be fixed in 10% neutral buffered formalin. Fixation between 6 and 48 hours is recommended. Pathology report must accompany specimen.
Transport Temperature
Room temperature
Rejection Criteria
Non-invasive tumors
Stability
Room temperature: Indefinite
Refrigerated: Indefinite
Frozen: Unacceptable
Refrigerated: Indefinite
Frozen: Unacceptable
Methodology
Immunohistochemistry; Fluorescence in situ Hybridization
Reference Range
See report
Performing Laboratory
Quest SJC
New York DOH Approval Status
Yes