title: Acquired methemoglobinemia. A case report.
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001566:Benzocaine / Q000008:administration & dosage / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008012:Lidocaine / Q000008:administration & dosage / Q000009:adverse effects*; D008708:Methemoglobinemia / Q000139:chemically induced*
chemical_list: D008012:Lidocaine; D001566:Benzocaine