Pediatrics A3 week old child presents with an abdominal mass. What is the most common cause of the presentation? A Neuroblastoma B Wilms tumor C Multicystic dysplastic kidney D Distended bladder 💡 Explanation A3 week old child presents with an abdominal mass. What is the most common cause of the presentation? ✓ Correct Answer: C. Multicystic dysplastic kidney