肾盂内翻性乳头状瘤

J Urol. 1976 Nov;116(5):654. doi: 10.1016/s0022-5347(17)58951-x.

A case of an apparently benign urothelial tumor of the renal pelvis is reported. Morphologically, the lesion resembles an inverted papilloma. An article summarizing the findings in 28 of these tumors occurring in the bladder is quoted.

报道了一例肾盂明显良性尿路上皮肿瘤的病例。形态学上，该病变类似内翻性乳头状瘤。引用了一篇总结28例发生于膀胱的此类肿瘤研究结果的文章。