title: Retroperitoneal Lymphangioma: ultrasonic findings.
mesh_terms: D003537:Cystadenoma / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008202:Lymphangioma / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D010051:Ovarian Neoplasms / Q000175:diagnosis; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*; D014463:Ultrasonography