title: Methemoglobinemia from sniffing butyl nitrite.
mesh_terms: D000328:Adult; D042966:Cytochrome-B(5) Reductase / Q000032:analysis / Q000172:deficiency*; D006207:Half-Life; D006801:Humans; D007700:Kinetics; D008297:Male; D008708:Methemoglobinemia / Q000097:blood / Q000139:chemically induced* / Q000175:diagnosis; D009247:NADH, NADPH Oxidoreductases / Q000172:deficiency*; D009573:Nitrites / Q000009:adverse effects* / Q000097:blood / Q000494:pharmacology; D019966:Substance-Related Disorders / Q000150:complications*
chemical_list: D009573:Nitrites; D009247:NADH, NADPH Oxidoreductases; D042966:Cytochrome-B(5) Reductase