Printable Test Catalog - OU Medicine

METHODOLOGY: Enzyme-linked immunosorbent assay (ELISA)
CLINICAL USE: Levels may be elevated in sepsis, autoimmune
diseases, various infectious diseases and
transplant rejection
CPT: 83520
[TWIST] CRANIOSYN/SAETHRE-CHOTZEN(TWIS
SPECIMEN REQUIRED: Whole blood at room temperature
TUBE OR CONTAINER: Lavender (EDTA)
SPECIMEN VOLUME: 2 tubes of 3-5 mL (children & adults)
MINIMUM VOLUME: 1-2 mL (newborn)
TEST AVAILABILITY: Daily
TURNAROUND TIME: 15-20 days
METHODOLOGY: PCR amplification and DNA sequencing
CLINICAL USE: Confirm the nature of the dwarfism in affected
individual; Determine whether Saethre-Chotzen
syndrome is responsible for abnormalities in skull
eyes, or limbs; Discriminate between syndromes
with different but overlapping clinical symptoms
in affected individual; To establish whether
symptoms are spontaneous or inherited within a
family; Evaluate risk of having a child with
Saethre-Chotzen Syndrome
CPT: 83890; 83894; 83898 x 3; 83904 x 6; 83912
[TXUA] UA FOR TRANSFUSION REACTION
[TYPHUS] TYPHUS FEVER GROUP-RICKETTSIA
SPECIMEN REQUIRED: Refrigerated serum
TUBE OR CONTAINER: Red or Gold
SPECIMEN VOLUME: 2 mL
MINIMUM VOLUME: 1 mL
TEST INCLUDES: IgG and IgM
TEST AVAILABILITY: Daily
METHODOLOGY: Immunofluorescence (IF)
CPT: 86757 x 2
[TYROS] Tyrosine Level
SPECIMEN REQUIRED: Frozen plasma
TUBE OR CONTAINER: Green (heparin)
SPECIMEN VOLUME: 4 mL
MINIMUM VOLUME: 0.5 mL
TEST AVAILABILITY: Daily
TURNAROUND TIME: 7-9 days
REFERENCE RANGE: Neonate: < 1 month: 3.9-12.9 umol/dL
1 month - 16 years: 3.3-11.9 umol/dL
Adult: > 16 years: 3.2-12.2 umol/dL
METHODOLOGY: High-Pressure Liquid Chromatography (HPLC)
CLINICAL USE: Detection of a specific amino acid deficiency
CPT: 82131