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This is a sendout test. Please note that turnaround time is defined as the anticipated time from set up day to results release.
S51502: Urea Clearance [7329] Print View
Urea Nitrogen (BUN) S  7 - 25  mg/dL 
Urea Nitrogen, 24 Hr Ur S  6 - 17  g/24 h 
Urea Nitrogen Clearance S  41 - 68  mL/min 

PRIMARY
1 Serum 1 (0.5) mL   Frozen - 28 Day(s)/Refrigerated - 5 Day(s)/Room Temperature - 7 Day(s)  
2 Urine 24 hour 10 (0.5) mL   Frozen - 15 Month(s)/Room Temperature - 24 Hour(s)/Refrigerated - 7 Day(s)  
ALTERNATE
  Plasma Heparinized 1 (0.5) mL   Frozen - 28 Day(s)/Room Temperature - 7 Day(s)/Refrigerated - 5 Day(s)  

Collect urine with 6N HCL to maintain a pH of <6.0 record Total
volume on requisition and container.
Setup Schedule
Sunday, Tuesday-Saturday

Reported (Analytical Time)
4 days

CPT Code
84545

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

Notes
**This test is not available for Florida, Maryland, New York, Pennsylvania or Rhode Island patient testing.**






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