Most common cause of abdominal mass in neonates is: (A) Neuroblastoma, (B) Wilm's tumor, (C) Distended bladder, (D) Multicystic dysplastic kidneys
Answer is D. Multicystic dysplastic kidney(MCDK) is a condition that results from the malformation of the kidney during fetal development. The kidneyconsists of irregular cysts of varying sizes. Multicystic dysplastic kidney is a common type of renal cystic disease, and it is a cause of an abdominal mass in infants. Reference: GHAI Essential pediatrics, 8th edition