Quantitative Methylmalonic Acid, Urine | KK Women's and Children's Hospital

Specimen Container

Wide mouth sterile container

Specimen Requirement

Urine

3 mL - 10 mL

Specimen Storage/Transport

Fresh urine and no preservative. Please send with a separate ice pack.

Orderable as Urgent?

Turn Around Time

5 working days

Reference Value(s)

0.001-0.008 mmol/mmol creatinine (1-8 µmol/mmol creatinine)

Testing Laboratory Location

KKH

Laboratory

Biochemical Genetics lab

Contact Number

6394 8728

Day and Time Performed

Mon – Fri: 0900 hrs – 1800 hrs

Orderable on CPOE?

Yes

Downtime Form

Biochemical Genetics Lab

Additional Information

Useful For	Determining the significance of an apparently elevated excretion on qualitative organic acid analysis Monitoring patients with methylmalonic acidaemia
Clinical Indication	neonatal or infantile metabolic ketoacidosis failure to thrive developmental delay
Interpretation	A significant increase of methylmalonic acid concentration in urine supports a diagnosis of methylmalonic acidemia.

For URGENT analysis, contact the Biochemical Genetics laboratory at 6394 8728 or the Lead Scientist at 8388 8741 to discuss.

If sent after office hours, urine will be stored in Clinical Laboratory -20°C freezer.

Change History Notes

02 Jul 2025 03:00 PM

Update day/time performed.

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Last Updated - 02 Jul 2025