What test is performed to definitively diagnose methanol toxicity?

Updated: Nov 05, 2018
  • Author: Kalyani Korabathina, MD; Chief Editor: Tarakad S Ramachandran, MBBS, MBA, MPH, FAAN, FACP, FAHA, FRCP, FRCPC, FRS, LRCP, MRCP, MRCS  more...
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Answer

Definitive diagnosis of methanol toxicity requires a confirmed increase in the serum methanol level with gas chromatography. Peak levels are achieved 60-90 minutes after ingestion, but they do not correlate with the level of toxicity and thus are not a good indicator of prognosis.


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