We report the first case of angiosarcoma in the kidney occurring in a woman; the tumor was initially believed to be renal cell carcinoma. This malignant tumor was discovered in a patient with macrohematuria. The final diagnosis was confirmed by histologic and immunohistochemical findings.A review of the literature on this tumor is also included in the discussion.Int J Urol 1997;4:90-93

We report a rare case of prolapsed ureterocele in an adult female, which had been identified as a small finger-tip sized orthotopic ureterocele 12 years earlier and recently presented a hard neoplastic mass due to strangulation at the urethra and long-standing inflammation.