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CREATININE CLEARANCE, URINE 24 HOUR
MessageEnter Patient Height (in inches) and Weight (in pounds). NOTE: If the urine collection exceeds 25 hours or is below 23 hours, collection cannot proceed. The patient must recollect their urine sample. Collect a 24 hour urine specimen. Step 1: Empty the bladder at the start of collection, this urine is discarded. Step 2: Collect all urine after the initial void in the collection container . Step 3: Measure and record the 24-hour volumeStep 4: Record the exact start and completion times of the 24-hour collection on the container label. Refrigerate specimen during and after collection.
Test Code
LAB818 UCRCL
Alias/See Also
UCRCL
CPT Codes
82575
Instructions
Processing Instructions (Lab use only): Aliquot urine into sterile tube. Minimum Testing Volume: N/A Urine must be collected over 24 hour span following the collection requirements. Transport Temperature: Refrigerated Stability: Ambient: 2 daysRefrigerated : 6 daysFrozen: 6 months Causes for Rejection: Unlabeled, mislabeled, wrong tube type, large amount of free hemoglobin, and/or bilirubin, QNS, exceeds specimen/stability requirements.
Clinical Significance
1230130226
Last Updated: May 18, 2026