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To investigate the etiology and prevalence of optic neuritis in a Chinese population. This was a single centre prospective cohort study. Consecutive patients with either a first or recurrent attack of optic neuritis from November 2010 to December 2011 were recruited from a district hospital in Hong Kong Special Administrative Region, China. All patients underwent serology testing for NMO (neuromyelitis...
Introduction Two population-based studies of neuromyelitis optica (NMO) in non-white populations provided prevalence rates of 0.32 and 3.1 per 100,000 population. Objective To estimate NMO prevalence in the multiethnic Cuban population by nation-wide case ascertainment. Methods The study was conducted from October 1, 2003 to November 30, 2004 . Ninety percent of general practitioners and...
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