title: Respiratory obstruction due to a round worm.
mesh_terms: D000402:Airway Obstruction / Q000209:etiology*; D001196:Ascariasis / Q000150:complications*; D002648:Child; D006801:Humans; D007442:Intubation, Intratracheal; D008297:Male; D011175:Positive-Pressure Respiration