Neuromyelitis optica (NMO) and myasthenia gravis (MG) are autoimmune diseases mediated by autoantibodies against either aquaporin 4 (AQP4) or acetylcholine receptor (AChR). respectively. Recently. we and others have reported an increased prevalence of NMO in patients with MG. https://danddcollectiblers.shop/product-category/fall-decor/