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Laboratory Test Reference Guide

Laboratory Information

Test Name

ERBB2 FFPE FISH

Synonyms

Her2 FFPE FISH
Her2/Neu

External Price (excl. GST)

203.23

Specimen Collection

Pre Testing Requirements

Histology referral required

Specimen Collection and Transport Protocols

One H&E stained slide and 3-4 unprocessed FFPE slides. The H&E slide must be assessed by a pathologist prior to receipt, and appropriate areas for FISH analysis should be clearly marked.

Only tissue preserved in neutral buffered formalin and paraffin embedded is suitable for use. NB: Samples de-calcified in Formic acid are not suitable for FISH as this process affects the integrity of the DNA. Tissue specimens should be cut into sections of 4-6µm.

Sample Delivery to Lab

In slide-holders at ambient temperature.

Test Information

Department

Cytogenetics

Laboratory Turnaround Time

7 days

Method

Fluorescence in situ hybridisation (FISH) on fixed formulin paraffin embedded tissue (FFPE) slides using a probe specific to the ERBB2 (Her2) locus and a chromosome 17 control probe.

Diagnostic Use Or Instructions

Patients with HER2 (ERBB2) gene amplification are eligible for treatment with trastuzumab (Herceptin®), which targets HER2 (ERBB2)and has proved remarkably effective in patients with a tumour over-expressing the protein, in both metastatic and adjuvant settings.

Additional Information

Electronic Information

Registration Code

Exam C_FFPE_ERBB2

HL7 mapping code

$C_FFPE_ERBB2