Microsatellite instability testing (paraffin)

Code: 4499

The availability and turnaround time of this test should be confirmed with the unit before collection.

Method

Fragment analysis

Collection requirements

Biopsy or surgical specimens

Sample stability

Room temperature

Turnaround time

21 working days

Preparation and notes

IMPORTANT: 1. 5 sections with >70% tumor area are required, ideally without necrotic areas, sent in one or more properly labeled Eppendorf tubes (1.5-2 mL). 2. Alternatively, send the sample from the original block. 3. The sections or block must be sent together with a serial section stained with hematoxylin and eosin. 4. Send the pathology report for the specimen(s) to be studied. 5. Paraffin blocks and/or paraffin curls must be sent to the laboratory properly packed in a sealed envelope. Sections must be sent to the laboratory within 5 days of cutting.