患者,男,68岁,因“左侧颌面部隆起2年余”入院。2年多前患者无明显诱因出现左侧颧部隆起,后左侧面颊部亦逐渐隆起,并呈进行性加重,近1年来出现左侧间断鼻塞,无明显流涕,无鼻出血,近4个月来出现张口受限。专科检查:左侧颧部、面颊 Patients, male, 68 years old, due to “left maxillofacial bulge more than 2 years ” admission. More than 2 years before the patient had no obvious incentive to appear on the left side of the zygomatic uplift, the left side of the cheek also gradually uplift, and was progressive increase in the past 1 years appeared intermittent nasal congestion on the left, no significant nasal discharge, no nose bleeding, nearly 4 Months appear limited mouth. Specialist examination: left zygomatic, cheeks