Immature teratomas are quite rare tumors arising in young women. They are usually diagnosed in early stage and grade and have a good prognosis. In these young patients, fertility-sparing management is suggested as the standard of care. Bilateral immature teratoma is a rare condition with an incidence of 10%, with a five-year survival rate of 80%. The majority of patients received fertility-spar...

Ovarian teratoma (OT) has been identified in 18%– 50% of patients with anti–N-methyl-D-aspartate receptor (NMDAR) encephalitis, and an immunopathologic relationship between these conditions has been proposed. It is currently unclear whether a subset of patients with OT harbor NMDAR antibodies before developing anti–NMDAR encephalitis. Therefore, the usefulness of systematic NMDAR antibody scree...