Aid in treatment decisions in individuals with high-grade gliomas.
Polymerase Chain Reaction/MassARRAY/MALDI-TOF
DNA isolation: Sun-Sat
Tumor tissue. Also acceptable: DNA extracted by CLIA certified lab with corresponding client-circled H&E slide.
Tumor Tissue: Formalin fix (10 percent neutral buffered formalin) and paraffin embed tissue. Protect from excessive heat. Tissue block will be returned after testing. Transport tissue block or 5 unstained 5-micron slides. (Min: 3 slides) Transport block and/or slide(s) in a tissue transport kit (ARUP Supply #47808) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787.
Extracted DNA: Transport 40 uL DNA with at least 50 ng/uL concentration. (Min: 40 uL) Transport DNA in a tissue transport kit (ARUP Supply #47808) available online through eSupply using ARUP ConnectTM or contact ARUP Client Services at (800) 522-2787.
Room temperature. Ship in cooled container during summer months.
Extracted DNA: Refrigerated.
Specimens fixed/processed in alternative fixatives (alcohol, Prefer) or heavy metal fixatives (B-4 or B-5). Decalcified specimens. Less than 25 percent tumor.
Include surgical pathology report.
Ambient: Indefinitely; Refrigerated: Indefinitely; Frozen: Unacceptable
Extracted DNA: Ambient: 1 month; Refrigerated: Indefinitely; Frozen: Indefinitely
Refer to report.
Laboratory Developed Test (LDT)
|Component Test Code*||Component Chart Name||LOINC|
|2009311||MGMT Methylation Detection - Results||60252-4|