Creatinine Clearance, 24-hour Urine

Last Modified: 6/24/2019 11:16:57 AM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements: 1.0 mL Plasma in a PST Mint Green Top Tube - Li Heparin 
and
6.0 mL aliquot from a well mixed 24 hour Urine Collection in a Sterile Red Top Tube - No Additive
Collection Instructions:
The blood sample must be drawn within the time frame beginning 24 hours prior to the start of urine collection to 24 hours after the completion of the urine collection.Please indicate times other than 24 hours collection as part of the order

1. When starting the 24-hour period, urinate and discard (throw-away) this specimen. NOTE THE TIME
2. From that time on, collect all urine by urinating into a clean container and transfer into the provided container. 
DO NOT URINATE DIRECTLY INTO CONTAINER.
3. Try to pass the last urine just prior to the end of the 24 hour period. Add this urine into the container. 
4. Urine Specimen should be kept refrigerated during and after collection. 

For patient collection instruction sheet see Addendum D
For Spanish patient collection instruction sheet see Addendum D
For Burmese patient collection instruction sheet see Addendum D
For Arabic patient collection instruction sheet see Addendum D

Minimum Volume: Plasma: 0.2 mL / Urine: 1.0 mL
Transport & Storage: Temperature/Stability: Plasma: 7 days Refrigerated
Urine: 5 days Refrigerated
Reference Range: 70 - 140 mL/min
Critical Ranges:  
Test Comments:  
Methodology: Colormetric
Clinical Significance:  
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Days Performed: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: Parkview Hospital Randallia, Parkview Huntington, Parkview Regional Medical Center
PHL Test Code: UCRCL
EPIC Test Code: LAB383
Alternate Test Names: CrCl
Included Tests:  
CPT Coding: 82575

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