Ｂ超诊断下颌骨升支恶性肿瘤１例佳木斯医学院第二附属医院Ｂ超室陈丽萍，张鸿岐患者女，５０岁，自诉右侧面部肿胀一年，近三个月明显增大，无疼痛，右下颌及下唇有麻木感。体查：一般情况好，右下颌关节下方可触到约３ｃｍ×２ｃｍ的肿物，质中等硬度，活动度差。压痛阳... B ultrasound diagnosis of mandibular ascending branch of the malignant tumor 1 case of Jiamusi Medical College Second Affiliated Hospital B Chau Chen Liping, Zhang Hongqi female patient, 50 years old, private prosecution of the right side of the face swelling a year, nearly three months increased significantly, no pain, right Mandibular and lower lip numbness. Physical examination: the general situation is good, below the right mandibular joint can reach about 3cm × 2cm mass, medium hardness, poor mobility. Tender yang ...