No abstract

Highlights Virus-host interactions in COVID-19 pandemic is a substrate for the emergence of late neurological manifestations Occurrence subacute autoimmune disorders after COVID-19 suggests the risk of late neurological autoimmune disturbance Global monitoring is important to uncover emergence of late neuropsychiatric manifestations

Neuromyelitis optica spectrum disorder (NMOSD) is a rare disorder in which astrocyte damage and/ or demyelination often cause severe neurological deficits. Objective: To identify Portuguese patients with NMOSD and assess their epidemiological/clinical characteristics. Methods: This was a nationwide multicenter study. Twenty-four Portuguese adult and 3 neuropediatric centers following NMOSD patients were included. Results: A total of 180 patients met the 2015 Wingerchuk NMOSD criteria, 77 were AQP4-antibody positive

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We report a case of progressive symmetric brachial weakness followed by cervical muscle weakness. The electromyogram confirmed the diagnosis of amyotrophic lateral sclerosis. After 3 years the patient remained able to walk unassisted and without significant bulbar manifestations or upper neuron signs. The concomitant presence of dropped head syndrome and man-in-barrel syndrome in an amyotrophic lateral sclerosis patient makes our case unique.