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HelpTest Code LAB410 Microalbumin, Timed (10 Hour or 24 Hour), Urine
Reporting Title
Microalbumin Timed Collection
Methodology
Method Name:
Immunoturbidimetric Assay
General Information:
Useful for assessing early onset of nephropathy in diabetic patients.
Performing Laboratory
OhioHealth Laboratory Services - RMH Special Testing, MH and OBH Core Laboratories
Specimen Requirements
2 mL from a timed (10 hour or 24 hour) urine collection in a screw-capped, plastic urine container.
No preservative.
Mix well before taking 2-mL aliquot.
Refrigerate specimen during collection and send specimen refrigerated.
Note:
1. 10-Hour or 24-hour duration and volume are required on request form for processing.
2. Follow instructions in “Urine Collection” in “Special Instructions.”
3. Label specimen appropriately (10-hour urine or 24-hour urine).
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Urine | Refrigerated | 1 month |
| Ambient | 7 days | |
| Frozen | 6 months |
Specimen Transport Temperature
Refrigerate/Ambient NO/Frozen NO
Reference Values
0-25 mg/g Crea Albumin/Creatinine Ratio
10°hour specimen: Excretion rate < 20 ug/min
24°hour specimen: Excretion < 30 mg/24 Hrs
Excretion rate < 20ug/min
Day(s) Test Set Up
Monday through Sunday; Continously
Test Classification and CPT Coding
82043