Abstract
The Sri Lanka Journal of Psychiatry (SLJP) is a peer-reviewed, open access journal published bi annually by the Sri Lanka College of Psychiatrists.The Journal publishes original papers, brief reports including case reports and commentaries relevant to psychiatry and allied sciences. The Sri Lanka Journal of Psychiatry is committed to maintaining and conforming to the editorial and ethical standards recommended by the International Committee of Medical Journal Editors.Cover: Doorways: When one is ill, having somewhere to stay, where one is looked after, is usually a relief to the patient who is not well and his/her family. The picture shows the doorway to what remains of an ancient hospital in Mihintale, said to date back two millennia. Thilini Rajapakse, Department of Psychiatry, Faculty of Medicine, University of Peradeniya, Sri Lanka.
Highlights
A hallucination is a perception in the absence of an external stimulus
Irritation of cortical centres, lesions of the visual system, problems related to the reticular activation system, cognitive deficits and psychiatric disorders maybe associated with the occurrence of visual hallucinations [2]
He had no history of substance or alcohol use. He had discontinued lipid lowering drugs prescribed for dyslipidaemia five years previously. He had witnessed devil dancing performed by local healers as a child; this had been a common practice in his village during his childhood and adolescence
Summary
A hallucination is a perception in the absence of an external stimulus. It may occur in any sensory modality. Auditory and visual hallucinations are not uncommon in psychiatric practice. These visual hallucinations are usually distressing, but occasionally could be experienced as being pleasant. Charles Bonnet syndrome (CBS) is a condition where patients with visual impairment experience complex visual hallucinations [4]. A 66-year old farmer, who was on treatment for diabetes mellitus, reported that he had been experiencing seeing ‘images’ of devils for 4 months duration.
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