Test Code MACRER Urine Albumin Creatinine Ratio LAB689
Performing Laboratory
UnityPoint Finley Hospital
Test Method
Urine Albumin: Immunoturbidimetric assay.; Roche cobas Pro
Creatinine: Enzymatic method; Roche cobas Pro
Performance
Testing is performed Monday through Sunday.
Typically completed within 4 hours after the specimen arrives at the testing site.
Specimen Requirement
2 mL random urine is required.
Useful For
Assessing the potential for early onset of nephropathy in diabetic patients
Reference Values
Urine Albumin: < 2.0 mg/dL
Creatinine: Not established for random specimens; results are subject to interpretation by the clinician.
Urine Albumin/Creatinine Ratio:
Male: Less than (<) 30 mg/g
Female: Less than (<) 30 mg/g.
CPT Code Information
82043 Chemistry: Albumin, urine, microalbumin; quantitative
82570 Chemistry: Creatinine; other source
Additional Specimen Collection Information
Collect a random urine specimen in a plastic container. No preservative required. Label the tube with patient name and 2 forms of identification (a patient ID number and DOB). Store the urine specimen refrigerated and transport to the lab within 48 hours.
Labs submitting specimens should aliquot 10 ml and send in a plastic transport tube. Label the tube with patient name and 2 forms of identification (a patient ID number and DOB). Store the urine specimen refrigerated and transport to the lab within 48 hours.