Methanol, Plasma




Test Mnemonic

METHOL

CPT Codes

  • 84600 - QTY (1)
  • G0480 - QTY (1)
  • 80320 - QTY (1)

LOINC ®

5693-7

Performing Laboratory

n/a


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
2 mLPlasmaPotassium oxalate/sodium fluoride (Gray) Centrifuge, aliquot and refrigerate.Separate plasma from cells as soon as possible. Transfer to standard CCL transport tube. Cap tube tightly to minimize alcohol loss. Do not draw in plasma separator tubes.

Alternate Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
2 mLPlasmaEDTA (Lavender) Centrifuge, aliquot and refrigerate.Separate plasma from cells as soon as possible. Transfer to standard CCL transport tube. Cap tube tightly to minimize alcohol loss. Do not draw in plasma separator tubes.
3 mLPlasmaLithium heparin (Green) Centrifuge, aliquot and refrigerate.Separate plasma from cells as soon as possible. Transfer to standard CCL transport tube. Cap tube tightly to minimize alcohol loss. Do not draw in plasma separator tubes.
2 mLSerumNo additive (Red) Centrifuge, aliquot and refrigerate.Separate serum from cells as soon as possible. Transfer to standard CCL transport tube. Cap tube tightly to minimize alcohol loss. Do not draw in plasma separator tubes.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.5 mL     

Stability

Environmental Condition Description
AmbientAfter separation from cells in a tightly capped tube: 3 days
RefrigeratedAfter separation from cells in tightly capped tube: 14 days
FrozenAfter separation from cells in tightly capped tube: 14 days

Days Performed

Sun - Sat

Turnaround Time

1 day

Methodology

Name Description
Headspace Gas Chromatography 

Reference Range

Methanol
Sex Age From Age To Type Range Range Unit
   Years99 YearsNormal<5mg/dL

Special Info

For medical purposes only; not valid for forensic use.

Clinical Info

Reference interval is based off of the assay's limit of quantitation (5mg/dL). Monitor exposure to methanol. Elevated concentrations may cause intoxication, metabolic acidosis, ocular toxicity, CNS depression and fatality if patients do not receive medical treatment.