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Vanderbilt Pathology Laboratory Services

Test Directory



GLIOMA PANEL (OMA)

Department: Molecular Diagnostics
Test Synonym(s): OMA, SNaPSHOT GLIOMA
CPT Codes: 81403 x2, 81210
Methodology: Multiplex PCR/Multiplex base extension using the ABI SNaPshot methodology
Specimen: Paraffin embedded tissue block or Cytology specimen (preferred). Required tumor burden 15%, please include surgical pathology report
Alternate Specimen: 5 unstained 10 micron slides or 10 unstained 5 micron slides (2 sections per slides)
Temperature: Room temperature
Stability: Indefinitely
Reasons for Rejection: Insufficient tumor in tissue; De-calcified tissue (May or may not yield interpretable results and is dependent on the degree of fixation during processing. An alternate tissue specimen is suggested if available.)
Days Performed: 1 time per week, variable days
Times Performed: Batched
TAT: Test result 10 - 12 days; Paraffin block return
Significance: Analysis of 19 mutations in 3 genes to guide therapy - ≤20 days
Special Instructions: Call the Molecular Diagnostics Lab at 615-343-8121 or Molecular Diagnostics Lab Director at 615-343-9074 if additional assistance is needed regarding specimen requirements or submission.
Click here to print the Molecular Diagnostics requisition.

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