November 1, 2021
Episodes of lucidity (paradoxical lucidity): A survey of family caregivers of persons with dementia
People with late-stage Alzheimer’s disease and related dementias (ADRD) who are assumed to have lost coherent cognitive capacity may exhibit unexpected episodes of spontaneous, meaningful, and relevant communication or behavior. Most reports of paradoxical lucidity or “episodes of lucidity” (EL) are anecdotal or case studies. Given the transient nature and lack of scientific explanation of the phenomenon, EL is under-investigated and poorly understood.