Facial emphysema during endodontic treatment--two case reports.
D000328:Adult; D004646:Emphysema / Q000209:etiology*; D005145:Face; D005260:Female; D006801:Humans; D008297:Male; D012390:Root Canal Therapy / Q000009:adverse effects*; D013352:Subcutaneous Emphysema / Q000209:etiology*