Microsatellite Instability (MSI) by PCR MSI
Synonyms |
Solid Tumor, MSI, MSI by PCR, Microsatellite Instability |
Allscripts (AEHR) Order Name |
Microsatellite Instability (MSI) by PCR |
Sunrise Clinical Manager (SCM) Order Name |
Microsatellite Instability (MSI) by PCR |
EPIC Order Name |
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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 |
Tissue |
Specimen Volume |
10 Unstained 5-μm FFPE slide and 1 H&E slide |
Container |
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Collection Instructions |
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Transport Instructions |
Room Temperature |
Specimen Stability |
Room Temperature |
Methodology |
Multiplex polymerase chain reaction (PCR); capillary electrophoresis |
Days Performed |
Monday - Friday |
Performing Laboratories |
Northwell Health Labs |
CPT |
81301,88381 |
PDM |
258466 |
Result Interpretation |
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Forms |
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