HALLUCINATIONS AND ILLUSIONS

Hallucinations and Illusions

This book, which is one of the " Contemporary Science Series," is an English edition of the German original, which grew out of an examination of the " International Census of Waking Hallucinations of the Sane," and forms, in the words of its sub-title, "A Study of the Fallacies of Perception " of great interest. Psychology is still a very young science, and it is only within the last few years ...

Visual hallucinations and illusions with propranolol.

and chest pain simulating prolonged angina or a myocardial infarction which occurred about 30 minutes after taking the drug. These symptoms lasted for up to three hours and did not recur when the drug was withdrawn. We considered the chest pain to be a direct effect of nifedipine treatment. Nifedipine increases the myocardial blood supply and reduces coronary sinus lactate concentrations. It al...

Subclinical Elevation of Plasma C-Reactive Protein and Illusions/Hallucinations in Subjects with Parkinson’s Disease: Case–control Study

BACKGROUND Though infections are associated with psychotic symptoms, whether or not subclinical inflammation is associated with hallucinations is not known in Parkinson's disease (PD). PURPOSE To investigate the association of illusions/hallucinations and plasma CRP levels in PD patients without symptomatic infections. METHODS PD patients not diagnosed as having infections were assessed for...

Musical Hallucinations 1 Musical Hallucinations: Causes, Conditions and Treatment

Auditory Conflicts and Illusions

Perceptual conflicts appear when the brain receives ambiguous information and needs to choose which of the conflicting pieces of information represents the actual stimulation. In some cases, one piece of information dominates the other ones and we are largely unaware of the conflicting information. In other cases, however, all pieces of information are perceptually equivalent and the brain swit...