Creatinine Clearance, Serum and Urine

Additional Info:
Test includes 24-hour urine creatinine and serum creatinine

Methodology: Kinetic Jaffe Reaction

Specimen Requirements:
Serum:
1 yellow-top SST tube (minimum: 1.0 mL of serum). Centrifuge SST 30 minutes after draw. Refrigerate specimen after collection.

NOTE: SERUM SAMPLE MUST BE COLLECTED DURING THE 24-HOUR URINE COLLECTION.

Urine:
Submit an entire 24-hour urine collection in a urine container supplied by Meadville Medical Center Laboratory. No preservative is required. Refrigerate specimen during and after collection. See “Urine Collection” for 24-hour urine specimens.

NOTE: Refer to “Patient Information” section in back of manual for patient handout explaining collection information for this test.

Analytical Time: 1 day

Days Set Up: Monday through Sunday

CPT Information:
82575 –
creatinine clearance, serum and urine