Neuromyelitis optica spectrum disorder (NMOSD) patients whose first symptoms affect the brainstem, which is the bottommost part of the brain, are frequently misdiagnosed and experience higher rates of relapses, according to a two-center study in China. Data also showed about half of these patients initially experienced uncontrollable nausea, vomiting,…

The clinical symptoms of neuromyelitis optica spectrum disorder (NMOSD) in people in their 50s or older may look like those of a stroke — which can delay proper diagnosis and treatment of the the progressive autoimmune disorder, according to a case report and systematic literature review. That’s what happened…

Neuromyelitis optica spectrum disorder (NMOSD) may begin to manifest as uncontrollable nausea, vomiting, or hiccups — a condition referred to as area postrema syndrome (APS) — as described in a report of four patients in China. Because these symptoms can overlap with those of other diseases, their occurrence…

A longer time from the first symptoms of neuromyelitis optica spectrum disorder (NMOSD) to seeing a neuroimmunology specialist and having an MRI scan is associated with a misdiagnosis, a new study shows. The risk of misdiagnosis was also higher among those who first presented with persistent nausea, vomiting, or…

A specific pattern of brain inflammation called BPCLI sometimes can occur in people with neuromyelitis optica spectrum disorder (NMOSD), and often is associated with encephalitis-like symptoms that may contribute to misdiagnoses. A study with that finding, “Bilateral parafalcine cortical and leptomeningeal impairment: A characteristic pattern of MOG antibody…

I can trace my first neuromyelitis optica (NMO) symptoms to when I was 12 years old. I’d be walking down a flight of stairs, and for a split second it was as if a switch had been thrown, cutting off communication between my brain and my legs, and I’d fall…