Laboratory Services
Methylmalonic Acid, Quantitative, Serum
Print this pageUpdated Test Information:
| Test Description |
Methylmalonic Acid, Quantitative, Serum
|
|
|---|---|---|
| Synonym(s) |
MMA1, UOW3442 |
|
| Test ID |
MMA1
|
|
| General Information |
Methylmalonic acid in serum is measured by ultrafitration and liquid chromatography-tandem mass spectrometry. The reportable range is 0.1 - 5 mcmol/L with imprecision of 4.5 %CV. |
|
| Specimen Type |
Blood |
|
| Specimen Requirements |
4 mL blood in SST tube |
|
| Alternate Specimen Type |
4 mL blood in RED TOP tube |
|
| Specimen Collection / Processing Instructions |
Centrifuge and separate serum as soon as possible and refrigerate. Note: Serum needs to be removed from Red top and any Separator tube. |
|
| Minimum Sample Volume |
requested: 0.5 mL serum |
|
| Stability |
Refrigerated: 7 days |
|
| Methodology |
HPLC - Tandem Mass Spectrometry |
|
| Testing Schedule |
Monday, Thursday |
|
| Test Includes |
Methylmalonic Acid - MMA |
|
| CPT Code(s) |
82542 |
|
| Reference Range |
Elevated >0.30 mcmol/L |
|
| Performing Lab |
UW Laboratory |
|
| LOINC Code(s) |
