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Methylmalonic Acid

Test Code:

PDL0500

Division:

Special Chemistry

CPT Code:

83921

Sample Type:

Serum or plasma

Sample Requirements:

SST or EDTA tube, frozen

Purpose:

Assesses vitamin B12 deficiency.

High Levels:

Suggests B12 deficiency or renal impairment.

Low Levels:

Normal vitamin B12 status.

Reference Range:

<0.40 µmol/L

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