TY - GEN AU - Takei,K AU - Mikami,K AU - Naito,H TI - [A case of retroperitoneal fibrosarcoma in the perirenal space] SN - 0018-1994 PY - 1997///1119 KW - Fibrosarcoma KW - diagnosis KW - Humans KW - Lymphatic Metastasis KW - Magnetic Resonance Imaging KW - Male KW - Middle Aged KW - Nephrectomy KW - Retroperitoneal Neoplasms KW - Tomography, X-Ray Computed N1 - Publication Type: Case Reports; English Abstract; Journal Article ER -