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Printable Test Catalog - OU Medicine

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TURNAR<strong>OU</strong>ND TIME: 3 weeks<br />

METHODOLOGY: Polymerase Chain Reaction<br />

CPT: 83891; 83894 x 2; 83898 x 2; 83912<br />

[PYR5CSF] PYRIDOXAL 5'-PHOSPHATE CSF<br />

SPECIMEN REQUIRED: Frozen CSF<br />

TUBE OR CONTAINER: Transfer tube<br />

SPECIMEN VOLUME: 1 mL<br />

MINIMUM VOLUME: 0.5 mL<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 2-3 weeks<br />

CPT: 84207<br />

[PYRU] Pyruvic Acid<br />

SPECIMEN REQUIRED: Whole blood on ice<br />

TUBE OR CONTAINER: Gray (Sodium fluoride) on ice<br />

SPECIAL HANDLING: Draw blood into chilled gray top tube from a<br />

fasting and resting patient; special<br />

processing to be performed by laboratory<br />

SPECIMEN VOLUME: 5 mL supernatant<br />

MINIMUM VOLUME: 0.2 mL supernatant<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 2 days<br />

REFERENCE RANGE: 0.3-0.7 mg/dL<br />

OTHER NAMES: Pyruvate<br />

METHODOLOGY: Pyruvate-lactate spectrophotometry<br />

CLINICAL USE: Assess O2 derivation; provide index of the<br />

severity of circulatory failure<br />

CPT: 84210<br />

[PYRUK] Erythrocytes Pyruvate Kinase Assay<br />

SPECIMEN REQUIRED: Refrigerated whole blood<br />

TUBE OR CONTAINER: Lavender (EDTA), Dark Green (heparin) or<br />

Yellow (ACD)<br />

SPECIMEN VOLUME: 3 mL<br />

MINIMUM VOLUME: 1 mL<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 2-3 days<br />

REFERENCE RANGE: 9.0 - 22.0 U/g Hgb<br />

METHODOLOGY: Enzymatic<br />

CPT: 84220<br />

[PYRUVCSFP] PYRUVATE CSF PANEL<br />

SPECIMEN REQUIRED: Frozen CSF supernatant<br />

TUBE OR CONTAINER: Sterile screw-top tube<br />

SPECIAL HANDLING:<br />

SPECIMEN VOLUME: 2 mL supernatant<br />

MINIMUM VOLUME: 1 mL supernatant<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 2-3 days

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