In a recent study, NSAbs (GlyR, GABAAR, LGI1, CASPR2, and GABABR) were detected in 13.8% (n = 13) of patients with dementia and parkinsonism, mostly presenting with unclassified forms of disorders and in 2% (n = 1) of healthy individuals.46 Here, LGI1 is linked to Parkinsonism.