‘brain’

The brains of people who are ‘horrific’ works differently

Wednesday, May 12th, 2010

Some are very handsome, others not so and there’s plenty. But they all have one thing in common: when they look in the mirror, the image that it brings back is of someone ugly and deformed. They are people with body dimorphic disorder, a psychiatric condition that affects an estimated 1% to 2% of the population. A study just to verify that the brains of these individuals react differently to the contemplation of his own face.

The brains of people who are 'horrific' works differentlyExamples of images used in the study. (Photo: Archives of General Psychiatry) Know exactly what happens in the minds of those who suffer the condition is vital to help them move forward and leave behind the anxiety generated by their appearance. Many are unable to lead a normal, half requiring hospitalization at some point in their lives and about 25% attempt suicide.

Research published in the latest issue of Archives of General Psychiatry compared the brain areas were activated in 17 affected and 16 other healthy while viewing a photograph of themselves and another for a famous actor.

To tune a bit more on analysis of visual processing, scientists, University of California (United States) – Digital images were shown in three different resolutions: standard, in a format that highlights the details (spots, profile of the nose and eyes, hair) or a configuration in which only perceived the spatial relationship between different parts of the face and shape of it. (more…)

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Identify Areas of The Brain

Friday, May 7th, 2010

The research, carried out by a Spanish team, was awarded first prize at the III World Congress on Controversies in Neurology.

A group of Spanish researchers has identified the areas in the brain that are impaired when a neurodegenerative process is initiated and appears mild cognitive impairment. “The findings are relevant because they give us clues about the brain areas that we should look to in future make an early diagnosis of Alzheimer’s disease,” said Juan Antonio Hernandez Tamames, director of the Laboratory of Medical Image Analysis and Biometrics URJC center where images were analyzed in the study.

The research, carried out by the Universidad Rey Juan Carlos (URJC), in collaboration with Queen Sofia Foundation Alzheimer’s Project and the Department of Basic Psychology, National University of Distance Education (UNED), analyzed a total of 40 patients -18 and 22 healthy subjects with mild cognitive impairment-selected sample of 140 individuals used in the study, three-year Early detection of MCI and progression to Alzheimer’s Disease. Analysis of MCI subtype, markers, and Risk Factors. Patients with cognitive impairment were classified as amnestic, amnestic and multidomain not, ie those with amnesia problems and problems in the execution of daily tasks.

The work, which has received the first prize at the III World Congress on Controversies in Neurology held in the Czech Republic last October, shows that in subjects with mild cognitive impairment amnestic begins turning parahippocampal damage the brain – an area close to the memory and memories in the brain. (more…)

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