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Printable Test Catalog - OU Medicine

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MINIMUM VOLUME: 1 full tube<br />

<strong>Test</strong>ing volume: 1 mL of PLASMA<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 2-6 days<br />

REFERENCE RANGE: 50-130 units<br />

METHODOLOGY: Clot detection<br />

CPT: 85347<br />

[CLOZ] CLOZAPINE (CLOZARIL)<br />

SPECIMEN REQUIRED: Refrigerated serum or plasma<br />

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

SPECIMEN VOLUME : 1 mL<br />

MINIMUM VOLUME: 0.3 mL<br />

TEST INCLUDES: Clozapine and Norclozapine<br />

TEST AVAILABILITY: Daily<br />

REFERENCE RANGE: Therapeutic: average steady-state serum<br />

concentrations following 100 mg twice daily:<br />

Peak (2.5 hours after last dose): 102-771 ng/mL<br />

Trough (just before dose): 41-343 ng/mL<br />

OTHER NAMES: Clozaril<br />

METHODOLOGY: Liquid chromatography/tandem mass spectrometry<br />

(LC/MS-MS)<br />

CLINICAL USE: Evaluate toxicity; monitor therapeutic levels<br />

CPT: 80154<br />

[CLSTL] Stool Chloride<br />

SPECIMEN REQUIRED: Liquid stool<br />

TUBE OR CONTAINER: Plastic container<br />

SPECIAL HANDLING: Stool must be in liquid form for analysis<br />

SPECIMEN VOLUME: 5 mL<br />

MINIMUM VOLUME: 1 mL<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 8 hours<br />

REFERENCE RANGE: No established range<br />

METHODOLOGY: Indirect Potentiometry<br />

CPT: 82438<br />

[CLTM] UR CHLORIDE TIMED<br />

SPECIMEN REQUIRED: Refrigerated aliquot from a 24-hour urine<br />

TUBE OR CONTAINER: Plastic urine container<br />

SPECIAL HANDLING: Collect timed urine in "P" container (no<br />

preservative); specify number of hours<br />

SPECIMEN VOLUME: 10 mL<br />

MINIMUM VOLUME: 1 mL<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 8 hours<br />

REFERENCE RANGE: Age-specific<br />

METHODOLOGY: Indirect potentiometry<br />

base balance studies<br />

CPT: 82436

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