Neuromyelitis optica spectrum disorders with non opticospinal manifestations as initial symptoms: a long-term observational study

摘要

Study flow chart. NMOSD: neuromyelitis optica spectrum disorders; NMOSD-NOSIS: NMOSD with non-opticospinal manifestations as initial symptoms; NMOSD-OSIS: NMOSD with opticospinal manifestations as initial symptoms