上颌骨巨大含牙囊肿1例

Huge dentigerous cyst of maxilla:one case report

1病例报告 患儿,男,11岁。发现左侧颌面部隆起、胀痛,左侧鼻塞半个月余于2013年6月3日来我院就诊。无牙痛、头痛,无眼球突出、移位和视力下降。体检：左侧颌面部（左上颌骨前壁）隆起,触压轻度疼痛,暴露左侧上唇龈沟可见囊肿弧形下缘,包裹左﹢123（中切牙、侧切牙及尖牙）牙根,牙齿松动,无移位,叩诊（＋）,咬合关系良好,张口度及张口型正常,牙列、牙弓形态正常,余未见异常。

Dentigerous cyst of maxilla is a rare disease in department of otorhinolaryngology. More than 2- week persistent infection of the cortex that is surrounded by dense bone and then begins absorption causing the formation of dentigerous cyst. One tooth germ or multiple tooth germs can be seen in the cysts, mostly in the third molar area and canine area. However,it is extremely rare that so huge dentigerous cyst of maxilla,in which include three additional teeth,that is why we report it.