Reduced tear fluid production in neurological diseases: a cohort study in 708 patients

ConclusionWL was altered in many neurological diseases compared to healthy controls. Most importantly, we observed a reduction of WL in NDDs, independent of age or sex. This study highlights the potential of WL as an easily obtainable parameter and suggests functional alterations in the autonomic innervation in various neurological disorders.
Source: Journal of Neurology - Category: Neurology Source Type: research