Pleomorphic lipoma.
Yue
X H
XH
Liu
Y Q
YQ
D000368:Aged; D006801:Humans; D008067:Lipoma / Q000473:pathology*; D008080:Liposarcoma / Q000473:pathology; D008297:Male; D012186:Retroperitoneal Neoplasms / Q000473:pathology*