患者女性，49岁，左上后牙反复肿疼来就诊。病史：28岁长智齿时就开始肿疼，至今21年未发病，偶服几片四环素，从未经专科诊治。检查：左眶下区略膨隆，双侧颜面部无明显不对称，皮肤红肿压痛不明显。全口牙石牙垢Ⅱ°，口臭明显，16松动Ⅰ°,与瘤体融为一体，松动Ⅱ°，为过小 Female patient, 49 years old, left and right posterior teeth repeatedly sore to see a doctor. History: 28-year-old wisdom teeth began to swollen pain, 21 years has not yet onset, even serving a few pieces of tetracycline, never diagnosed by the specialist. Check: slightly inflated left infraorbital area, bilateral facial no obvious asymmetry, tenderness, skin irritation is not obvious. Full mouth calculus Tartar Ⅱ °, obvious bad breath, 16 loose Ⅰ °, integrated with the tumor, loose Ⅱ °, too small