[CT findings of benign retroperitoneal tumors].
D000328:Adult; D000368:Aged; D003560:Cysts / Q000000981:diagnostic imaging; D003884:Dermoid Cyst / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D009442:Neurilemmoma / Q000000981:diagnostic imaging; D012186:Retroperitoneal Neoplasms / Q000000981:diagnostic imaging*; D013724:Teratoma / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed