黄色肉芽肿性肾盂肾炎是一种特殊类型的慢性肾实质感染性疾病，本病临床较少见，术前多误诊。我们自１９９０～１９９４年共误诊８例，报告如下。１　临床资料１．１　一般资料　男５例，女３例；年龄１８～５８岁，平均４６．５岁。病程１０天～６年。病变均为单侧，右侧５例 Yellow granulomatous pyelonephritis is a special type of chronic renal parenchymal disease, the disease is clinically rare, more misdiagnosis before surgery. We have misdiagnosed 8 cases from 1990 to 1994, the report is as follows. 1 Clinical data 1.1 General Information 5 males and 3 females; aged 18 to 58 years, mean 46.5 years old. Duration of 10 days to 6 years. Lesions were unilateral, right in 5 cases