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NCI Dictionary of Cancer Terms


Beckwith-Wiedemann syndrome  listen  (BEK-with-VEE-deh-mahn SIN-drome)

  A rare, overgrowth disorder in which babies are large at birth and may develop low blood sugar. Other common symptoms are a large tongue, large internal organs, and defects of the abdominal wall near the navel. Beckwith-Wiedemann syndrome increases the risk of developing certain cancers, especially Wilms tumor.