NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,572 terms related to cancer and medicine.
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- overgrowth syndrome
- listen (OH-ver-grothe SIN-drome)
- 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.