Mass Found in the Abdominal Area of a 3-Year-Old Child

Poll

A 3-year-old child was brought to the physician's office after the mother felt a mass in the abdominal area. Imaging revealed the presence of a mass that appeared to be in the right kidney. Surgical resection of the tumor was performed.

What is your diagnosis?

A. Renal cell carcinoma
B. Nephrogenic adenoma
C. Nephroblastoma (Wilms' tumor)
D. Renal oncocytoma
E. Renal tubular hyperplasia