Paraneoplastic cerebellar degeneration heralding recurrence of fallopian tube adenocarcinoma: A case report and literature review

•Paraneoplastic cerebellar degeneration in recurrence of fallopian tube cancer.•Describes the initial symptoms of paraneoplastic cerebellar degeneration.•Identify a diagnosis that can lead to rapid irreversible deterioration.•Describe management and outcomes of paraneoplastic cerebellar degeneration.