MMAS
Methylmalonic Acid
EPIC Test Procedure Code: LAB3646
Synonyms:
MMA
Performing Lab:
Referral Laboratory
Container Type:
Plain red top, serum gel, or green top (heparin) tube
Specimen Type:
Serum or plasma
Preferred Volume:
2 mL
Minimum Volume:
0.6 mL
Specimen Processing:
Separate the serum or plasma from the cells within one hour of collection.
Store and Transport:
Room temperature
Stability:
Frozen - 19 days
Refrigerated - 14 days
Room temperature - 14 days
Unacceptable Condition:
Plasma from a light blue citrate or yellow top tube will be rejected.
CPT Codes:
83921 - Methylmalonic Acid (EAP 30021418)
Method:
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Reference Ranges:
Please refer to the performing lab report for applicable reference ranges