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HelpTest Code UMALCR Microalbumin/Creatinine Ratio, Urine
Additional Codes
| EPIC | LAB4144 |
Purpose
Measurement of albumin in urine aids in the diagnosis of kidney dysfunction, and is recommended by the American Diabetes Association to screen for microalbuminuria.
Source: Beckman Coulter Unicel, MA IFU. REF #475100 12/23/15
Methodology
Turbidimetric (MA) and modified rate Jaffe (CRET) method (Beckman Coulter UniCel DxC 660i)
Sample Type
- Urine, random
Centrifuge: Yes
Specimen Minimum Volume
0.5 mL
Specimen Stability
| Temperature | Time |
|---|---|
| Ambient (18-25°C) | 2 hours |
| Refrigerated (2-8°C) (store) | 72 hours |
| Frozen (-15 to -20°C) | Do not freeze |
Reference Ranges
| Category | Microalbumin/Creat. Ratio |
|---|---|
| Normal | <30 ug/mg creatinine |
| Microalbuminuria | 30 - 300 ug/mg creatinine |
| Clinical | >300 ug/mg creatinine |
Rejection Criteria
| Hemolysis | N/A |
|---|---|
| Icterus | N/A |
| Lipemia | N/A |
Availability
| Performed | STAT |
|---|---|
| 24/7 | Yes |
Performing Laboratory
MultiCare Yakima Memorial Hospital Laboratory
Lab Department
Chemistry
CPT Code
82570
82043
LOINC
34535-5 Microalbumin/Creatinine ratio panel (U)