Ampicillin-insensitive Haemophilus influenzae type B causing acute epiglottitis.
D000667:Ampicillin / Q000494:pharmacology*; D002675:Child, Preschool; D004825:Epiglottis; D005260:Female; D006192:Haemophilus Infections; D006193:Haemophilus influenzae / Q000187:drug effects*; D006801:Humans; D007827:Laryngitis / Q000209:etiology*; D010403:Penicillin Resistance
D000667:Ampicillin