Retroperitoneal extraskeletal osteosarcoma.
C S
CS
van Rijswijk
J G
JG
Lieng
H M
HM
Kroon
P C
PC
Hogendoorn
D000368:Aged; D003937:Diagnosis, Differential; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D012516:Osteosarcoma / Q000175:diagnosis*; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed