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

Methodology

Fluorescent in situ Hybridization
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Reference Range

See report
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Performing Laboratory

Quest SJC
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