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 |
| Specimen: | Paraffin embedded tissue (see requisition for detailed specimen requirements). |
| Forms: | 1. PGM Oncology Requisition 2. Medicare Advance Beneficiary Notice |