病人 ,男 ,3 2岁。因右上颌反复发作性肿胀 10年 ,加重 1月入院。 10年前无明显原因出现右上颌肿胀 ,抗生素治疗一段时间后消退 ,此后反复发作 ,近 1月来肿胀加重 ,治疗效果不佳。病人否认有家族史。体检 :全身无黑痣 ,眶距无增宽 ,面部失称 ,右面部呈明显隆起畸形 ,45 678|龈 Patient, male, 3 2 years old. Due to repeated episodes of right maxillary swelling for 10 years, increased hospitalization in January. 10 years ago, no obvious reason for right upper jaw swelling, antibiotic treatment subsided after a period of time, after repeated attacks, swelling in recent January, the treatment effect is not good. The patient denied having a family history. Physical examination: the whole body without moles, no widening of the orbital, facial deformity, right facial obvious bulging deformities, 45 678 | gingiva