MS and NMOSD in African-Americans

This is a prospective study that aims to collect and review neuromyelitis optica spectrum disorder (NMOSD) data from African American patients with a known diagnosis of multiple sclerosis (MS). It is an investigational study, prospective in nature. No randomization of patients will be done. Information collected includes: Age, gender, age at diagnosis, MRI data (access to images), clinical presentation, findings on clinical examination, lab (blood and evoked potentials) and LP test results, eye exam findings if any and treatment, if started. Additional details may include other NEUROLOGICAL diseases which are also diagnosed (if any).