Microsatellite Instability (MSI) MSI

Synonyms

Allscripts (AEHR) Order Name

Microsatellite Instability (MSI)

Sunrise Clinical Manager (SCM) Order Name

Not Orderable

Clinical Info

MSI by PCR is useful to detect deficiencies in mismatch repair genes. Stage II colorectal cancer patients with Microsatellite unstable tumors typically do not respond favorably to chemotherapy. An alternative test is MSI by IHC.

Specimen Type

Container

Paraffin Block

Collection Instructions

Container/Tube: Embedded Block
Specimen: Formalin-fixed paraffin-embedded tissue
Transport Temperature: Refrigerated

Transport Instructions

Refrigerated

Specimen Stability

Methodology

Polymerase Chain Reaction(PCR)

Days Performed

Performing Laboratory

BioReference Laboratories-GenPath

CPT

81301

PDM

1559241

Result Interpretation

See Report

Forms


edit