Subacute cerebellar degeneration in cystadenopapillary carcinoma of the ovaries

: A subacute cerebellar degeneration-like paraneoplastic syndrome is reported in a woman with cystoadenopapillar carcinoma involving both ovaries. This syndrome, characterized by remarkable cerebellar ataxia, is an exceptional disorder which pathogenesis is still unknown although there is a hypothesis of a viral infection and autoimmunitary unchaining.