ABSTRACT In this study of patients with Alzheimer's disease (AD), patients with visual hallucinations were compared with patients who did not have visual hallucinations to determine if selectiv

Alzheimer's disease was identified almost a century ago. Cognitive morbidity (deterioration in memory, attention, language, and executive functioning) was regarded as a sufficient index for the descri

Have you ever encountered a patient who reported isolated visual hallucinations but did not have any other symptoms of delirium or psychosis? Have you wondered which medical and neurologic illnesses m

1. WHAT ARE HALLUCINATIONS? Hallucinations have been defined as, "A sensory experience which occurs in the absence of corresponding external stimulation of the relevant sensory organ, has a suffici