overgrowth syndrome

Definition / meaning of overgrowth syndrome

A group of genetic disorders in which there is an abnormal increase in the size of the body or a body part that is often noted at birth. Examples of overgrowth syndromes include neurofibromatosis, Sotos syndrome, Beckwith-Wiedemann syndrome, Simpson-Golabi-Behmel syndrome, Weaver syndrome, Proteus syndrome, Sturge-Weber syndrome, and fragile X syndrome. Many of these syndromes increase the risk of cancer.

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Find More About 'overgrowth syndrome'

Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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