EGFR Gene Analysis with Interpretation

Label Mnemonic:	EGFR
Epic code:	LAB4821
Downtime form:	Doctor/Provider Orders - Pathology Molecular

Molecular Pathology
6240 RCP
384-9568

Specimen(s):

Formalin fixed, paraffin embedded tissue block and 10 unstained 5-10 μM slides at 20-25°C and an H&E slide of the tissue

Minimum:

Tumor cells more than 50% of the total tissue and greater than 10mm² in surface area on the block

Rejection Criteria:

Specimens fixed in B5 fixative or that have been decalcified will not be accepted. Tumor specimens containing less than 50% tumor cells or are less than 10mm² in area may be unacceptable.

Delivery Instructions:

Testing is generally not available on a STAT basis. However, expedited testing can be arranged by contacting the Molecular Pathology Laboratory at 384-9568.

Testing Schedule:

Weekly

Turn Around Time:

7-10 working days

Reference Range:

Negative

Methodology:

PCR followed by DNA Sequencing

CPT Code:

81235