Much work has been done to find the exact cause of hallucinations and what is going on in the brain when they occur. Some progress has been made. Charles Bonnet syndrome is the onset of hallucinations in psychologically healthy individuals who have recently become blind or seeing impaired.
serendip.brynmawr.edu/bb/neuro/neuro01/web2/Cohen.html
For the first time, researchers using magnetic resonance imaging (MRI) have found both structural and functional abnormalities in specific brain regions of schizophrenic patients who experience chronic auditory hallucinations, according to a study published in the August issue of Radiology.;
www.medicalnewstoday.com/articles/78464.php
Hallucination - Wikipedia, the free encyclopedia
A hallucination , in the broadest sense, is a perception in the absence of a stimulus. In a stricter sense, hallucinations are defined as perceptions in a conscious and awake state in the absence of...
en.wikipedia.org/wiki/Hallucination
Ever since the incident, the patient has been suffering from permanent photopsia, intense colourful visual hallucinations and perseverations located in the former defective area which continued unabated even after the remission of his visual field defects.
www.medscape.com/medline/abstract/9512981
Prog Brain Res. 2004; 144:305-20 (ISSN: 0079-6123) ... Hallucinations in psychologically normal individuals provide a valuable route to studying the neural mechanisms of visual awareness. Migraine auras, epileptic auras and the hallucinations of Charles Bonnet Syndrome are examined in this context.
www.medscape.com/medline/abstract/14650857
For the first time in the history of medicine, a specific brain area, that controls auditory functions, is shown to be related to schizophrenia hallucinations ... In a recent study, published in the journal Radiology, it was confirmed, for the first time in the history of medicine, that a specific brain area,
www.associatedcontent.com/article/337797/study_schizoph... www.associatedcontent.com/article/337797/study_schizophrenia_hallucinations.html
Changes in the brain: People sometimes experience hallucinations because of changes that are occurring in their brain as the dementia progresses.
easyweb.easynet.co.uk/vob/alzheimers/information/halluc... easyweb.easynet.co.uk/vob/alzheimers/information/hallucinations.htm
Brain injury as a possible cause of Hallucinations, with analysis of Brain injury and tests to confirm diagnosis. Links to 145 other causes of Hallucinations. ... Symptoms » Hallucinations » Causes: Brain injury...
www.wrongdiagnosis.com/symptoms/hallucinations/causes-b... www.wrongdiagnosis.com/symptoms/hallucinations/causes-brain-injury.htm
Ever seen or heard something that wasn't there? For most of us such experiences - termed hallucinations - are a normal, fleeting, brain glitch; yet for a few they are persistent, distressing and a ... For most of us such experiences - termed hallucinations - are a normal, fleeting, brain glitch; yet for a few they are...
www.medicalnewstoday.com/articles/120487.php
Brain tumor as a possible cause of Hallucinations, with analysis of Brain tumor and tests to confirm diagnosis. Links to 145 other causes of Hallucinations. ... Symptoms » Hallucinations » Causes: Brain tumor...
www.wrongdiagnosis.com/symptoms/hallucinations/causes-b... www.wrongdiagnosis.com/symptoms/hallucinations/causes-brain-tumor.htm