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Mayo Clinic Laboratories

Test Code LAB4343 AMYLASE/CREATININE RATIO, URINE

Specimen Type

Preferred Specimen: Transparent Red Top Tube
Alternative Specimen: Yellow Urine Tube, Leakproof Sterile Container

Specimen Volume

10 mL

Minimum Volume

1 mL

Turnaround Time

STAT: 1hour
Routine: 4 hours

Test Schedule

Daily

Method

Photometric

Reference Ranges

Amylase/Creatinine Ratio  0.2-4.1

Synonyms

AC Ratio

Test Components

Amylase, Urine, U/L; Creatinine, Urine, mg/dL; Amylase/Creatinine.

CPT Codes

82150, 82570

Specimen Rejection

Specimens contaminated with fecal material or meconium will be rejected.