Acute toxic methemoglobinemia caused by a topical anesthetic.
D000772:Anesthesia, Local / Q000009:adverse effects; D001566:Benzocaine / Q000009:adverse effects*; D002675:Child, Preschool; D006801:Humans; D008297:Male; D008708:Methemoglobinemia / Q000139:chemically induced*
D001566:Benzocaine