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Denver Genetic Laboratories
 

Methylmalonic Acid, Quantitative, Urine

Clinical Test Information - UCD Biochemical Genetics Laboratory


 

CPT Code:

82543

Availability:

Monday - Friday, 0800 - 1700.

Turnaround Time:

2 - 3 days.

Minimum Volume:

1.0 mL (at least 2.0 mL preferred).

Specimen Handling:

Random urine, morning specimen preferred.  Refrigerate or freeze without preservative.

Interpretive Reference Range:

Normal < 4.7 mg/mg creatinine.

Use:

Diagnosis of methylmalonic acidemias.

Methodology:

Stable isotope dilution gas chromatography-mass spectrometry (GC/MS).