Bilateral Salpingectomy

Retinoblastoma involving both eyes. This occurs in the majority of patients with the inherited variant. A minority of patient with bilateral retinoblastoma…

A finding of congenital malformations in both kidneys characterized by the presence of cysts of various sizes, primitive ducts, islands of metaplastic…

A congenital abnormality characterized by the absence of both kidneys.

Surgery to reduce the size of both breasts.

Surgical removal of both non-diseased ovaries with the goal of preventing ovarian carcinoma.

Surgery to remove both breasts in order to reduce the risk of developing breast cancer.