Ultrasound may be helpful in the diagnosis of<unk><unk> . It is the best initial diagnostic study used in cases suspected with<unk><unk> . It can help identify the mass as a kidney mass. Doppler ultrasonography can help to detect invasion of renal vein and IVC by the<unk> .
Wilms' tumor echocardiography or ultrasound
Wilms' tumor MRI
Neuroblastoma echocardiography or ultrasound
Wilms' tumor physical examination
Warthin's tumor echocardiography or ultrasound
Atypical teratoid rhabdoid tumor physical examination
Atypical teratoid rhabdoid tumor MRI
Wilms' tumor CT