Printable Test Catalog - OU Medicine

MINIMUM VOLUME: 0.5 mL
TEST AVAILABILITY: Daily
TURNAROUND TIME: 8 hours
REFERENCE RANGE: < 2.0 mg/L
OTHER NAMES: Garamycin
METHODOLOGY: Turbidimetric inhibition immunoassay
CLINICAL USE: Monitor therapeutic drug level and assess toxicity
CPT: 80170
[GFI1] SCN VIA GFI1 GENE
SPECIMEN REQUIRED: Whole blood at room temperature
TUBE OR CONTAINER: Lavender (EDTA) or Yellow (ACD)
SPECIMEN VOLUME: 5 mL
MINIMUM VOLUME: 2 mL
TEST AVAILABILITY: Daily
TURNAROUND TIME: 3-6 weeks
REFERENCE RANGE: No mutation detected
OTHER NAMES: Severe Congenital Neutropenia via GFI1 Gene
Sequencing
METHODOLOGY: Polymerase Chain Reaction (PCR)
CPT: 83890; 83891; 83894; 83898 x 7; 83904 x 7; 83912
[GGT] Gamma Glutamyl Transpeptidase
SPECIMEN REQUIRED: Refrigerated plasma or serum
TUBE OR CONTAINER: Light Green (heparin) or Gold
SPECIMEN VOLUME: 1 mL
MINIMUM VOLUME: 0.5 mL
TEST AVAILABILITY: Daily
TURNAROUND TIME: 8 hours
REFERENCE RANGE: Female: 5-55 U/L
Male: 10-69 U/L
METHODOLOGY: Enzymatic rate
CLINICAL USE: Biliary enzyme that is useful in the diagnosis of
obstructive jaundice, intrahepatic cholestasis,
and pancreatitis
CPT: 82977
[GH] Human Growth Hormone
SPECIMEN REQUIRED: Refrigerated serum
TUBE OR CONTAINER: Red or Gold
SPECIAL HANDLING: Patient must be fasting and at complete rest
30 minutes before drawing. No isotopes
administered 24 hours prior to collection
Specimen must not be free from hemolysis and
lipemia
SPECIMEN VOLUME: 1 mL
MINIMUM VOLUME: 0.5 mL
TEST AVAILABILITY: Monday-Friday
TURNAROUND TIME: 1-3 days
REFERENCE RANGE: Age specific