Amylase/Creatinine Clearance Ratio

CERNER / EPIC MNEMONIC: U/AM/CRCLR
POE DESCRIPTION: AMY CREAT RATIO; URT AMYLASE CREATINE CLEAR RAT; U/AM/CRCLR
CPT CODE: 82150; 82150; 82565; 82570
TEST INFORMATION: Test includes: serum amylase, urine amylase, serum creatinine, urine creatinine, amylase/creatinine clearance ratio
DAYS PERFORMED: Daily on first shift
TURNAROUND TIME: 24-48 hours
SPECIAL INSTRUCTIONS: Blood amylase and creatinine should be ordered and sent to the laboratory during urine collection. Failure to send blood amylase and creatinine is cause for rejection. For timed urine collection, instruct patient to void at the beginning of collection period and discard the specimen. Collect all urine including final specimen voided at the end of the collection period.
CONTAINER TYPE: SSTTM tube; plastic 24-hour urine container, no preservative (Chemistry bottle #1) or random urine container
SPECIMEN REQUIREMENTS: Blood (serum) and timed or random urine
MINIMUM VOLUME: 4 mL blood (2 mL serum); submit entire urine collection to the laboratory.
HANDLING INSTRUCTIONS: Keep urine refrigerated during collection.
REFERENCE RANGE: 0.7-3.5
TEST SYNONYM(S):Amylase/Creatinine Clearance