title: Orbital abscess secondary to ethmoidal sinusitis.
mesh_terms: D000038:Abscess / Q000209:etiology*; D000293:Adolescent; D005005:Ethmoid Sinus / Q000601:surgery; D006192:Haemophilus Infections / Q000150:complications*; D006193:Haemophilus influenzae; D006801:Humans; D008297:Male; D009916:Orbital Diseases / Q000209:etiology*; D012852:Sinusitis / Q000150:complications* / Q000601:surgery