Histology of tumors. (A) Left kidney tumor (magnification, ×20). (B) Right kidney tumor (magnification, ×20). (C) Thyroid nodules (magnification, ×2). (D) Rhabdomyosarcoma arising from bladder (magnification, ×20). (E) Sertoli-Leydig cell tumor arising from right ovary (magnification, ×40). (F) Anaplastic elements of Sertoli-Leydig cell tumor arising from right ovary (magnification, ×40).