肾盏憩室是肾脏的一种囊性病变 ,有关其ＣＴ诊断文献报道很少。最近笔者遇见 2例 ,均行螺旋ＣＴ平扫及团注增强扫描和Ｂ超检查。其中 1例还行膀胱镜逆行肾盂造影 ,最后均经手术病理证实。现报告如下。例 1　女 ,38岁。无明显诱因间断性右腰痛 6天。尿常规 :红细胞 (+ + ) ,白细 Calyx diverticulum is a cystic kidney disease, the diagnosis of CT literature rarely reported. Recently I met two cases, both spiral CT scan and bolus enhanced scan and B-ultrasound. One case of cystoscopy retrograde pyelography, and finally confirmed by surgical pathology. The report is as follows. Example 1 Female, 38 years old. No obvious incentive intermittent right lower back pain for 6 days. Urine routine: red blood cells (+ +), white