文对２５８例颊间隙感染的临床特点、病因、治疗和诊断进行了讨论，认为颊间隙感染以牙源性为主，是一种常见病，多数患者因下颌第三磨牙冠周炎和上、下颌双尖牙及磨牙的根尖脓肿易罹患，此病以青壮年多见，共２３１例（８９．５％），牙源性者２５２例（９７．７％），腺源性者４例（１．６％），外伤性２例（０．７％）。 The clinical features, etiology, treatment and diagnosis of 258 cases of buccal infections were discussed. It is believed that the buccal infection is mainly of the odontology and is a common disease. Most of the patients suffered from peri - There were 231 cases (89.5%) of mandibular canines and apical abscesses of molars, which were more common in young and middle-aged adults. There were 252 (97.7%) odontogenic and 4 (1.6%), traumatic in 2 cases (0.7%).