Shunt metastases of pineal tumors presenting as a pelvic mass.
Three children with pineal area tumors and ventriculoperitoneal shunts developed pelvic masses. In two, the solid masses reflected tumor cells seeded to the Pouch of Douglas while the third developed a loculation of fluid and tumor cells at the shunt tip.
D000293:Adolescent; D001932:Brain Neoplasms / Q000473:pathology*; D002557:Cerebrospinal Fluid Shunts / Q000009:adverse effects*; D002648:Child; D004312:Douglas' Pouch / Q000000981:diagnostic imaging / Q000473:pathology*; D004407:Dysgerminoma / Q000000981:diagnostic imaging / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male; D009362:Neoplasm Metastasis; D009366:Neoplasm Seeding; D010386:Pelvic Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D010534:Peritoneal Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D010870:Pineal Gland / Q000473:pathology*; D011859:Radiography