Neuromyelitis optica (NMO) is a heterogeneous condition consisting of the inflammation and demyelination of the optic nerve (optic neuritis) and the spinal cord (myelitis). It can be monophasic or recurrent. At least three different kinds of NMO are proposed based on the presence of autoantibodies thought to produce the disease: anti-AQP4, anti-MOG and anti-NF. All the cases are considered autoimmune diseases.Spinal cord lesions and optic nerve lesions lead to varying degrees of weakness or paralysis ...
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