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患者,男,65岁,于2012年9月因“体检发现左肾占位2月余”入院。患者平素体健,近期内感消瘦,无低热,无肉眼血尿。B超发现左肾区稍强回声团块,大小48mm×39mm,境界清楚,内部血流丰富,回声欠均匀,考虑左肾实质性占位。腹部CT示左肾区56mm×41mm低密度肿块,CT值23Hu,增强效应明显,左侧肾盂受侵犯但无肾积水表现(图1①,②),诊断为左肾占位。入院后查
The patient, male, 65 years old, was admitted to hospital in September 2012 because of “physical examination found left kidney occupying more than 2 months.” Patients usually physical health, the recent sense of weight loss, no fever, no gross hematuria. B ultrasound found that the left kidney area slightly stronger echo mass, the size of 48mm × 39mm, the realm of clear, rich internal blood flow, echo less uniform, consider the real left kidney occupancy. Abdominal CT showed a 56mm × 41mm low density mass in the left kidney with a CT value of 23Hu. The enhancement effect was obvious. The left renal pelvis was infested without hydronephrosis (Figure 1① and ②), and the left kidney was diagnosed. After admission check