Ordering Recommendation

Detect early kidney disease in those with diabetes or other risk factors (eg, hypertension).

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation

24-hour urine. Refrigerate during collection. Also acceptable: Random or other timed urine.

Specimen Preparation

Transfer 1 mL aliquot of urine from a well-mixed collection to an ARUP Standard Transport Tube. (Min: 0.5 mL) Record total volume and collection time interval on transport tube and test request form.

Storage/Transport Temperature


Unacceptable Conditions

Ambient: 1 week; Refrigerated: 1 month; Frozen: 6 months (avoid repeated freeze/thaw cycles)


Quantitative Immunoturbidimetry




Within 24 hours

Reference Interval

Test Number
Reference Interval
  Creatinine, Urine - per 24h
Male (mg/d)
Female (mg/d)
3-8 years 140-700 140-700
9-12 years 300-1300 300-1300
13-17 years 500-2300 400-1600
18-50 years 1000-2500 700-1600
51-80 years 800-2100 500-1400
81 years and older 600-2000 400-1300

  Albumin/Creatinine Ratio 0-30 mg/g
  Albumin - ug/minute 0-20 µg/minute
  Albumin - mg/day 2-30 mg/day

Interpretive Data

Per 24h calculations are provided to aid interpretation for collections with a duration of 24 hours and an average daily urine volume.  For specimens with notable deviations in collection time or volume, ratios of analytes to a corresponding urine creatinine concentration may assist in result interpretation.

Compliance Category



To convert from mg/g creatinine to mg/mmol of creatinine multiply by 0.113.

Hotline History


CPT Codes

82043; 82570


Component Test Code* Component Chart Name LOINC
0020207 Creatinine, Urine - per volume 2161-8
0020208 Creatinine, Urine - per 24h 2162-6
0050583 Albumin - mg/dL 30003-8
0050678 Albumin/Creatinine Ratio 14958-3
0097110 Total Volume 19153-6
0097111 Hours Collected 30211-7
0099081 Albumin - ug/minute 58448-2
0099082 Albumin - mg/day 14956-7
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.


  • ACR
  • ALB/CR ratio
  • Albumin
  • Albumin, Urine
  • Albumin-to-Creatinine Ratio
  • Albumin/Creatinine Ratio
  • Microalbumin, Random Collection
  • Microalbumin, Random Urine
  • Microalbumin/Creatinine Ratio
  • Random Microalbuminuria
  • Random Microalbuminuria, Urine
  • Urine Albumin
Albumin-Creatinine Ratio, Urine