Lumbar puncture, Pituitary tumor, Multiple sclerosis, Optic neuritis, Migraine with aura, Myasthenia gravis, Giant cell... arteritis, Hemifacial spasm, Visual loss, Myelin oligodendrocyte glycoprotein antibody-associated disease, Skull base tumor, Nystagmus, Double vision, Ischemic optic neuropathy, Blepharospasm, Visual impairment