Beginning in early childhood, people with Costello syndrome have an increased risk of developing certain cancerous and noncancerous tumors.

Small growths called papillomas are the most common noncancerous tumors seen with this condition.

It is also used for preventing noncancerous tumors in the colon (colorectal adenomas).

Acoustic neuroma: A noncancerous tumor that grows on the nerve traveling from the ear to the brain.

A noncancerous tumor, described as the size of an orange, was removed from his colon during the operation.

Her disorder was diagnosed as fibroids, she said, noncancerous tumors that can grow in the uterus.

This uncontrolled cell division can result in the formation of noncancerous and cancerous tumors.

The condition is characterized by multiple noncancerous tumors of the hair follicles, particularly on the face, neck, and upper chest.

An atrial myxoma is a noncancerous tumor in the upper left or right side of the heart.

NF2 is an inherited disorder characterized by the growth of noncancerous tumors in the nervous system.