Methylmalonic acid (urine)
Evaluating children with signs and symptoms of methylmalonic acidaemia; additional confirmatory testing must be performed Evaluating individuals with signs and symptoms associated with a variety of causes of cobalamin deficiency. Several studies have suggested that the determination of serum or urinary methylmalonic acid could be a more reliable marker of cobalamin deficiency than direct cobalamin determination
|Sample & container required||Random urine|
|Sample volume||5 mL|
|Turnaround time||Up to 6 weeks|
Check B12 and homocysteine.