我科发生一例因实习医师冲洗方法不当致咽旁及颌下间隙气肿、呼吸困难,报道如下。患者,男,20岁,工人。因|8冠周炎。由实习医师用3%双氧水行冠周冲洗,冲洗中患者突然自觉剧痛,随后呼吸困难,面色苍白。检查发现左侧咽旁弥漫性肿大,将扁桃体、舌腭弓、咽腭弓向中线推移,咽部仅有约 A case of our department due to improper flushing of the paramedic caused parapharyngeal and submandibular space emphysema, dyspnea, reported as follows. Patient, male, 20 years old, worker. Due to | 8 pericoronitis. By the intern with 3% hydrogen peroxide cornea rinse, flushing patients suddenly conscious pain, followed by breathing difficulties, pale. Check found diffuse enlargement of the left parapharyngeal, the tonsil, tongue palatal arch, pharyngeal palatal arch shift to the midline, the pharynx only about