Methodology
Immunohistochemistry (IHC)
Synonyms
MSH2; MMR=mismatch repair; MLH1; Hereditary Nonpolyposis Colorectal Cancer (HNPCC); MSH6
Specimen Type
Tissue
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
Other Reference Test
Lab Test Days
Monday-Saturday
Standard TAT
2-3 Days
Collection Information
Specimen Required
1 Formalin-fixed, paraffin-embedded tissue block
Container Type
Paraffin Embedded Tissue Block
Collection Instructions
10 unstained, positively charged slides are also acceptable
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Ambient-OK
Specimen Stability
Room Temp: Indefinite; Refrigerated: Indefinite; Frozen: Unacceptable
CPT Codes
88342, 88341 (x3)