Ordering Recommendation
Detect early kidney disease in those with diabetes or other risk factors (eg, hypertension).
Mnemonic
Methodology
Quantitative Immunoturbidimetry
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
Specimen Required
24-hour urine. Refrigerate during collection. Also acceptable: Random or other timed urine.
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.
Refrigerated.
Ambient: 1 week; Refrigerated: 1 month; Frozen: 6 months (avoid repeated freeze/thaw cycles)
Reference Interval
Test Number |
Components |
Reference Interval |
|||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Creatinine, Urine - per 24h |
|
||||||||||||||||||||||
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.
FDA
Note
To convert from mg/g creatinine to mg/mmol of creatinine multiply by 0.113.
Hotline History
CPT Codes
82043; 82570
Components
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 |
Aliases
- 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