Patients with DLB (prodromal or dementia) were also on dopaminergic treatment and DLB-d patients had the highest usage of neuroleptics (clozapine and quetiapine) compared to other groups.Across AD and DLB, patients with dementia weremore often taking cholinesterase inhibitors than prodromal patients.Patients with AD (prodromal and dementia) had a greater number ofabnormal CSF biomarkers than DLB (prodromal and dementia). Here, BCHE is linked to Lewy body dementia.