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HelpTest Code MMAU Methylmalonic Acid, Quantitative, Urine
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
UrineSpecimen Required
Patient Preparation: Overnight fast required
Supplies: Urine Tubes, 10 mL (T068)
Container/Tube: Plastic, 10-mL urine tube
Specimen Volume: 4 mL
Collection Instructions: Collect second-voided specimen after an overnight fast.
Specimen Minimum Volume
1.2 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Frozen (preferred) | 28 days | |
| Refrigerated | 28 days | ||
| Ambient | 21 days |
Reference Values
<3.60 mmol/mol creatinine
Day(s) Performed
Monday through Friday
CPT Code Information
83921