Clinical Indications
Evaluating patients with methylmalonic aciduria or a cobalamin defect.
Reference Range
| See report |
Sample Required
Heparin (green top) on ice rush to laboratory
Sample Volume
0.5 mL
Turnaround Time
Up to 6 weeks
Notes
Not currently performed in house; this is a referred test.
It would rarely be necessary to perform this test in the initial investigation of an inherited metabolic disease. A urine organic acid profile would be the normal starting point.