Test Details

Mnemonic

TMAO

Ordering Code

3400281

CPT-4 Code(s)

82542

Specimen Information

Collect

Red top

Specimen Preparation

Gently Invert tube 5 times. DO NOT SHAKE. Allow specimen to clot completely (about 30 minutes). Centrifuge for 10 minutes. Separate serum from cells and send 1.0 mL serum in a screw capped plastic vial.

Minimum Volume

0.5 mL

Transport Temperature

Refrigerate

Rejection Criteria

Hemolysis

Stability

Room temperature: 24 hours
Refrigerate: 7 days
Frozen: 3 months

Methodology

Liquid Chromatography - Tandem Mass Spectrometry (LC/MS/MS)
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Reference Range

<6.2 uM
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Performing Laboratory

Quest SJC
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