Printable Test Catalog - OU Medicine

(LC/MS-MS)
CLINICAL USE: Diagnose megaloblastic anemia. Elevated levels of
methylmalonic acid provide an early indication of
cobalamin (B12) deficiency
CPT: 82131; 83090; 83921 x 2
[MELAS] MELAS DNA MUTATION
[MELAT] Melatonin Assay
SPECIMEN REQUIRED: Frozen plasma
TUBE OR CONTAINER: Lavender (EDTA)
SPECIAL HANDLING: Specimen must be proteted from light.
SPECIMEN VOLUME: 1.5 mL
MINIMUM VOLUME: 1 mL
TEST AVAILABILITY: Daily
METHODOLOGY: Radioimmunoassay (RIA)
CPT: 83519
[MEMCSF] MENINGOENCEPHALITIS PANEL CSF
SPECIMEN REQUIRED: Refrigerated CSF
TUBE OR CONTAINER: Sterile container
SPECIMEN VOLUME: 3 mL
MINIMUM VOLUME: 2 mL
TEST INCLUDES: California Encephalitis (LaCrosse Virus) Ab,
Eastern Equine Encephalitis Ab Panel, HSV 1/2 Ab,
HSV 1/2 IgM Panel, LCM IgG/IgM, Mumps IgG/IgM,
St. Louis Encephalitis Ab, Western Equine
Encephalitis Ab Panel
TEST AVAILABILITY: Daily
TURNAROUND TIME: 2-5 days
METHODOLOGY: Indirect fluorescent antibody (IFA)
CPT: 86651 x 2; 86652 x 2; 86695 x 2; 86696 x 2; 86727 x 2;
86735 x 2; 86653 x 2; 86654 x 2
[MEN1] MULTIPLE ENDOCRINE NEOPLASIA
SPECIMEN REQUIRED: Whole blood at room temperature
TUBE OR CONTAINER: Lavender (EDTA)
SPECIMEN VOLUME: 5 mL
MINIMUM VOLUME: 1 mL
TEST AVAILABILITY: Daily
TURNAROUND TIME: 6-8 weeks (new patient)
2 weeks (family member of identified mutation
METHODOLOGY: Bi-directional sequence analysis
CPT: 83891 x9; 83892 x2; 83894 x9; 83898 x9; 838904 x18; 83912
[MEP] Meperidine (Demerol) Level
SPECIMEN REQUIRED: Refrigerated serum or plasma
TUBE OR CONTAINER: Red, Dark Green (heparin), or Lavender (EDTA)
SPECIAL HANDLING: Collect specimen immediately prior to next
dose unless otherwise specified