Retroperitoneal venous hemangioma.
Kobayashi
Hiroaki
H
Kaneko
Gou
G
Uchida
Atushi
A
D006391:Hemangioma / Q000175:diagnosis / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis / Q000601:surgery