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Methylmalonic Acid, Serum/Plasma

Test ID: MMA P
Test
Specimen
Performance / Interpretation
Interface / Setup

Test

Method

LC-MS/MS

Report Includes

Methylmalonic Acid

Specimens

Plasma (EDTA); Serum

Test Location

University Health Network, 200 Elizabeth St, 11E-444, Toronto ON M5G 2C4

Test Version

20-Oct-2021

Specimen

Specimens

Plasma (EDTA); Serum

Collection Containers

Preferred

Plasma K2 EDTA (Lavender top);Serum (Red top)

Acceptable

Serum (gold top)

Sample Volume

3.0 mL

Minimum Volume

3.0 mL

Collection & Handling

Handling Information

Separate within 6 hours of collection. Store and send frozen.

Test Version

20-Oct-2021

Performance / Interpretation

Method

LC-MS/MS

Turnaround Time

15 days

Results

Name Units Reference Range Conversion Factor
Methylmalonic Acid µmol/L
  • 0.10 - 0.40
  • Values up to 2.0 µmol/L are not uncommon in patients with renal failure or systemic disease without evidence of Vitamin B12 deficiency.
 mg/dL x 59.2

Test Location

University Health Network, 200 Elizabeth St, 11E-444, Toronto ON M5G 2C4

Test Version

20-Oct-2021

Interface / Setup

HL7 Interface Codes

Order Code Result Codes Units
MMA P 28648Methylmalonic Acid umol/L
40004Tech Comment

Test Version

20-Oct-2021