Test Details
Mnemonic
HERNF
Ordering Code
3503257
CPT-4 Code(s)
88377
Specimen Information
Collect
Tumor tissue block
Specimen Preparation
Send formalin fixed paraffin embedded tissue. Specimen must be fixed in 10% neutral buffered formalin. Fixation between 6 and 72 hours and cold ischemic time of less than 1 hour is recommended. Pathology report must be included with specimen.
Alternate Specimen
5 micron (4 micron minimum) sections collected on each of 6 charged slides
Transport Temperature
Room temperature
Rejection Criteria
Non-invasive tumors
Stability
Room temperature: Indefinite
Refrigerated: Indefinite
Frozen: Unacceptable
Refrigerated: Indefinite
Frozen: Unacceptable
Methodology
Fluorescent in situ Hybridization
Reference Range
See report
Performing Laboratory
Quest SJC