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Causes of Horner Syndrome: A Study of 318 Patients
Conclusions: The prevalence of causes of Horner syndrome depends on the accrual method. Among pharmacologically-confirmed cases, the cause was often undetermined or due to a preceding neck or chest procedure. Among pharmacologically-unconfirmed cases, a substantial proportion had also been caused by neck and chest procedures, but tumors in that region were also common. When a cause of Horner syndrome was found in both cohorts, it was usually known before Horner syndrome was discovered, making Horner syndrome an afterthought. However, in an important minority of cases where the cause was not yet known, the identification ...
Source: Journal of Neuro-Ophthalmology - August 25, 2020 Category: Opthalmology Tags: Original Contribution Source Type: research