Primary retroperitoneal pseudomucinous cyst.
D003537:Cystadenoma; D018291:Cystadenoma, Mucinous; D003560:Cysts; D006801:Humans; D008499:Medical Records; D009369:Neoplasms; D012186:Retroperitoneal Neoplasms; D012187:Retroperitoneal Space
CYSTADENOMA, MUCINOUS/case reports; RETROPERITONEAL SPACE/neoplasms