<NeruoblastomaDiffDiagnosis>

Neuroblastoma down arrow

Benign/Malignant	Differential Diagnosis
Benign	Hydronephrosis	Can rarely cause a mass like swelling
Benign	Polycystic Disease	Mass like swelling
	Congenital gut duplications	Rare
	Renal Vein Thrombosis	Rare
Malignant	Wilms Tumor	More likely to have a large unilateral flank mass Less likely to cross the midline Less likely to be calcified
	Lymphoma	More likely to have systemic symptoms such as fever, night sweats Less likely to cause a large abdominal mass
	Hepatoblastoma	Also presents with abdominal mass
	Adrenal Carcinoma	Very rare
	Renal Cell Carcinoma	Can occasionally occur in children
	Rhabdomyosarcoma	May also present with an abdominal mass.
	Other non-RMS sarcomas such as fibrosarcoma.	Very rare