Evaluating the multicystic kidney

The multicystic kidney is the most common renal mass in the newborn child. The entity represents 50-65% of all abdominal masses presenting during infancy. The use of Tc-99m-glucoheptonate renal imaging and ultrasonography has improved the diagnostic accuracy in this condition. Four patients with unilateral multicystic kidneys are discussed. The diagnostic and pathologic characteristics of the multicystic kidney are described.