title: [Methemoglobinemia and anesthesia].
mesh_terms: D000328:Adult; D000768:Anesthesia, General; D005743:Gastrectomy; D006801:Humans; D008297:Male; D008708:Methemoglobinemia / Q000150:complications; D011707:Pyloric Stenosis / Q000150:complications / Q000601:surgery