renal masses in children

hydronephrosis
obstructed duplication
multicystic dysplastic kidney
- 2nd most frequent abdominal mass in the neonate
- ureteropelvic atresia during metanephric intrauterine phase
- 40% contralateral involvement
mesoblastic nephroma
- most common newborn solid renal tumor
Wilms tumor
multiloculated cystic nephroma
- multiple noncommunicating cysts

Richard Gunderman, MD - 10 March 1995
Last updated: 1 September 2006