B-scan ultrasound in the management of abdominal masses in children.
D000008:Abdominal Neoplasms / Q000175:diagnosis*; D000293:Adolescent; D000367:Age Factors; D002648:Child; D005260:Female; D005729:Ganglioneuroma / Q000175:diagnosis; D006801:Humans; D008297:Male; D008639:Mesenteric Cyst / Q000175:diagnosis; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*; D012509:Sarcoma / Q000175:diagnosis; D014465:Ultrasonics / Q000379:methods; D014463:Ultrasonography