Microsatellite Instability Determination by PCR
Purpose
Screen for mismatch repair deficient carcinomas.
CPT Codes
81301 x 1 (88381 x 1 if necessary)
Methodology
PCR on DNA extracted from tumor and normal (with microdissection if necessary) followed by Capillary Electrophoresis
Turnaround Time
12 days
Speciment
Paraffin embedded tissue (see requisition for detailed specimen requirements)