Odontogenic ethmoiditis.
D000293:Adolescent; D005005:Ethmoid Sinus; D005260:Female; D005402:Fistula / Q000150:complications*; D005491:Focal Infection, Dental / Q000209:etiology*; D006801:Humans; D008963:Molar; D009059:Mouth Diseases / Q000150:complications; D009957:Oroantral Fistula / Q000150:complications*; D010159:Palate; D012852:Sinusitis