A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
CREATININE CLEARANCE, TEST
MessageChemistry
Test Code
LAB1765
CPT Codes
82575
Includes
Measured Glomeruli filtration rate
Preferred Specimen
24-hour urine specimen and blood Creatinine
Instructions
Preferred urine collection started in AM. Refrigerate urine during collection.
Submit entire collection to Laboratory with completed Order Requisition.
Order Creatinine Clearance in LIS at the time of specimen dropoff (after the 24 hour collection period).
Blood creatinine MUST be drawn within 24 hour period of urine collection completion (within 24 hours before or after urine specimen is received).
Serum Creatinine will automatically order if there is no Serum Creatinine order within the last 24 hours.
No preservative necessary.
May be collected with other 24-hour urine tests containing 6N HCl 50% Acetic Acid, Sodium Carbonate, or Boric Acid as preservative.
LAB: Properly labeled Timed collection received with Order Requisition.
Measure urine volume and record on Order Requisition. Mix well, aliquot 5 mL and centrifuge.
Take spun urine aliquot and Order Requisition to Tech for testing. Tech will verify HOURS of collection on Order Requisition:
Date Urine Collection Started
Date Urine Collection Ends
Time Urine Collection Started
Time Urine Collection Ends
Submit entire collection to Laboratory with completed Order Requisition.
Order Creatinine Clearance in LIS at the time of specimen dropoff (after the 24 hour collection period).
Blood creatinine MUST be drawn within 24 hour period of urine collection completion (within 24 hours before or after urine specimen is received).
Serum Creatinine will automatically order if there is no Serum Creatinine order within the last 24 hours.
No preservative necessary.
May be collected with other 24-hour urine tests containing 6N HCl 50% Acetic Acid, Sodium Carbonate, or Boric Acid as preservative.
LAB: Properly labeled Timed collection received with Order Requisition.
Measure urine volume and record on Order Requisition. Mix well, aliquot 5 mL and centrifuge.
Take spun urine aliquot and Order Requisition to Tech for testing. Tech will verify HOURS of collection on Order Requisition:
Date Urine Collection Started
Date Urine Collection Ends
Time Urine Collection Started
Time Urine Collection Ends
Specimen Stability
Ambient: up to 3 days
Refrigeratred up to 5 days
Frozen: indefinitely
Refrigeratred up to 5 days
Frozen: indefinitely
FDA Status
Approved
Setup Schedule
Everyday
Report Available
Same day
Reference Range
85 - 125 ml/min (male)
75 - 115 ml/min (female)
75 - 115 ml/min (female)
Performing Laboratory
Hoag Newport/ Hoag Irvine