[A case of renal leiomyoma with remarkable calcification]

A case of renal leiomyoma with remarkable calcification is reported. The patient is a 46-year-old female. The tumor is 9 x 10 x 12 cm in size and is occupied by granular minute calcifications. Angiographically segmental arteries are stretched by a tumor, in which there are minute tumor vessels and inhomogeneous tumor stain.