Background: Neuromyelitis optica (NMO) is a rare autoimmune disease that covers 20-30% of diseases related to autoimmune disorders and about 1% of demyelination diseases. NMO symptoms are vary between individuals. there are generally 2 main symptoms. transverse myelitis and optic neuritis. https://www.nacrack.com/huge-sale-Moondrop-Quarks-quick-choice/