Vasculitis, Seizure , Myelopathy, Antiphospholipid syndrome, Paraneoplastic syndromes of the nervous system, Epilepsy, ...Myasthenia gravis, Meningitis, Encephalitis, Stroke, Neurosarcoidosis, Brain tumor, Dementia, Parkinson's disease, Lymphoma, Transverse myelitis, Multiple sclerosis, Guillain Barre syndrome, Neuromyelitis optica, Autoimmune encephalopathy