读片窗蒋蕴毅，邹爱华，华佳患者女性，５９岁，自觉腹胀伴两下肢浮肿２月，无腰部酸痛，无尿频、尿急、尿痛和血尿症状。查体：一般情况良好，心肺正常，肝脾未触及，腹部未扪及肿块，肾区无叩痛，血、尿常规无异常。Ｂ超：左肾下极探及一５．９ｃｍ×５．４ｃｍ等回声团... Reading window Jiang Yun Yi, Zou Aihua, Hua Jia patients female, 59 years old, conscious abdominal distension with two lower limb edema in February, no waist pain, no urinary frequency, urgency, dysuria and hematuria symptoms. Physical examination: generally good, normal cardiopulmonary, liver and spleen not touched, the abdomen not palpable mass, the kidney area without percussion pain, blood, urine no abnormalities. B super: left kidney under the exploration and a 5.9cm × 5.4cm and other echo groups ...