Use DLB treatment, risk factors for dementia with Lewy bodies (DLB), and the core clinical features of DLB to frame the working diagnosis and next step; treat it as a safety constraint before prescribing or reassuring. Make risk factors for dementia with Lewy bodies (DLB) the checkpoint that determines whether you escalate testing, narrow the differential, or change treatment.

If an antipsychotic is absolutely necessary to manage severe hallucinations, traditional neuroleptics must be strictly avoided due to extreme sensitivity risks; REM sleep behavior disorder is also exceptionally common; Specific triad: clear fluctuations in cognition and level of alertness, recurrent and well-formed visual hallucinations, and the spontaneous development of parkinsonian motor features; Cholinesterase inhibitors like donepezil are quite helpful for stabilizing cognition and can even improve hallucinations and sleep quality; Primary risk factors that stand out in epidemiological data are advanced age and an increased frequency of carrying the APOE epsilon-four allele