| The overall goals are to characterize the genetic events involved in the development of Wilms' tumor, genitourinary anomalies, hemihypertrophy and Beckwith-Wiedemann, and/or aniridia by a combined molecular biology/epidemiologic approach. The study involves investigation of patients with familial and sporadic Wilms' tumor, genitourinary anomalies Beckwith-Wiedemann hemihypertrophy and/or aniridia. |