This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Childhood malignancies, Subject name: Pediatrics
A 4-year-old child having palpable abdominal mass and hypeension with sweating and diarrhea is due to: 
Select and explain. 
A. Neuroblastoma, B. Nephroblastoma, C. PCKD (Polycystic kidney disease), D. All of the above
A: Neuroblastoma
Answer: A: Neuroblastoma 
Explanation: Neuroblastoma produce catecholamines- cause increased sweating and hypeension, and release vasoactive intestinal peptide, causing a profound secretory diarrhea. Nephroblastoma- abdominal mass, fever, hypeension, hematuria PCKD- enlarged kidneys, hypeension, renal failure