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Table 3 Toxic causes of an elevated osmol gap

From: Management of the critically poisoned patient

Toxic alcohols Ethanol
  Isopropanol
  Methanol
  Ethylene Glycol
Drugs/Additives Isoniazid
  Mannitol
  Propylene glycol
  Glycerol
  Osmotic contrast dyes
Other Chemicals Ethyl ether
  Acetone
  Trichloroethane