Chapman & Nakielny

Question 1

What is the most common abdominal mass in a child?

Answer 1

Renal (55%) includes:
Renal tumors
Hydronephrosis
Renale cysts

Question 2

What is the most common solid extra-cranial childhood malignancy?

Answer 2

Neuroblastoma (50% of all neonatal tumors)
Location:
Adrenal (40%)
Abdominal sympathetic chain (25%)
Posterior mediastinal sympathetic chain (15%)

Question 3

What is the most common hepatic mass in children?

Answer 3

Metastasis (from Wilms tumor or neuroblastoma)

Question 4

What is the most common primary renal neoplasm in children?

Answer 4

Wilms tumor (accounts for 87% of pediatric renal masses)
Peak age: 3-4 years old