lobes in Medical News

Several Therapies Show Promise for Vascular Depression

... abnormalities, mainly in the brain's frontal lobes and in subcortical areas. Some of these ... abnormalities in several areas of the frontal lobes and in subcortical structures. "With further ... are currently studying how parts of the frontal lobes are activated when depressed patients do ...

Sex difference on spatial skill test linked to brain structure

... was already known to differ between men and women, with women's parietal lobes having proportionally thicker cortexes or "grey matter." But this ... for women. "It's likely that the larger surface area in men's parietal lobes leads to an increase in functional columns, which are the processing unit ...

Lung volume reduction surgery shown to prolong and improve life for some emphysema patients

... year for medically treated patients and two years for patients who had undergone LVRS. Patients whose emphysema was predominantly found in the upper lobes of their lungsabout 65 percent of emphysema patients also showed quality of life and survival benefits greater than survival benefits alone, ...

PET scans may improve accuracy of dementia diagnosis

... life. The most common type of dementia is Alzheimer's disease. Other types include frontotemporal dementia, which affects the frontal and temporal lobes of the brain, and Lewy body dementia, which involves degeneration of dopamine nerves in addition to the temporal and parietal lobes. Although these ...

First Brain Training Consumer's Guide Debunks Ten Brain Health Myths and Reviews 21 Products

... Medicine and Diplomat of The American Board of Professional Psychology in Clinical Neuropsychology. He is the author of The Executive Brain: Frontal lobes and The Civilized Mind and The Wisdom Paradox: How Your Mind Can Grow Stronger as Your Brain Grows Older. Table of Contents ...

Future for radioembolisation in patients with advanced hepatocellular carcinoma

... study. Y-90 microsphere radiotherapy was performed in a lobar fashion via the right or left hepatic artery. In bilobar disease, right and left liver lobes were treated with 4-6 weeks intervals in between. The mean radiation dose was 115 (23) Gy per treatment. Response rate was assessed according to ...

MRI shows brain atrophy pattern that predicts Alzheimer's

... primary motor and sensory information. However, most indicative of future cognitive decline were atrophy in parts of the medial and lateral temporal lobes and in the frontal lobes. This pattern was also present in the patients with mild Alzheimer's disease. "Although these individuals are reporting ...

Department of Health Urges Pennsylvanians to Prepare For Dangerously Cold Weather

... warmer. Watch for signs of frostbite. These consist of loss of feeling and white or pale appearance in extremities such as fingers, toes, ear lobes and the tip of the nose. If symptoms are detected, get medical help immediately. While hypothermia is generally associated with being outdoors, ...

VIDA Diagnostics Gains FDA Approval for Comprehensive Lung Analysis Software

... VIDA CEO. "Since these diseases often affect specific regions of the lung, the ability to individually and objectively measure each of the five lobes and 25 major airways should fast become an invaluable complement to existing systemic measures like pulmonary function tests." VIDA's PW2 ...

Simple brain mechanisms explain arbitrary human visual decisions

... delegated responsibility for the decision to premotor brain regions as the volunteers learned the task. But once the task was learned, the frontal lobes were silent. "Even for arbitrary and somehow complex visual decisions, it seems to be purely a matter of the amount of sensory information ...

UIC leads multi-center study to evaluate blood flow and stroke risk

... "There's been a lot of emphasis in prior medical research on the type of stroke that affects the anterior circulation, or blood supply to the major lobes in the front of the brain," says Dr. Sepideh Amin-Hanjani, UIC assistant professor of neurological surgery and principal investigator of the study. ...

X-rays power discoveries at Chicago's Field Museum

... how digital images are superior to film images. Recently captured digital images have revealed a previously unknown erosion of the parietal lobes in the mummys skull. This could indicate the presence of parasites, anemia or malnourishment shortly before death. Similarly, curators will be ...

Intelligence and rhythmic accuracy go hand in hand

... a correlation between high intelligence, a good ability to keep time, and a high volume of white matter in the parts of the brains frontal lobes involved in problem solving, planning and managing time. All in all, this suggests that a factor of what we call intelligence has a biological ...

UCLA study shows different areas of the brain respond to belief, disbelief and uncertainty

... propositions. The scientists predicted that the difference between belief and disbelief would be largely mediated by activity in the frontal lobes the part of the brain most enlarged and differentiated in humans. Indeed, when belief and disbelief were compared, the investigators saw differences ...

Novel imaging technique shows gray matter increase in brains of autistic children

... and understanding the intentions of others. Dr. Ashtaris study found the autistic children had increased gray matter in brain regions of the parietal lobes implicated in the mirror neuron system. The study included 13 male patients diagnosed with high-functioning autism or Asperger syndrome and an IQ ...

Novel Imaging Technique Shows Gray Matter Increase in Brains of Autistic Children

... the intentions of others. Dr. Ashtari's study found the autistic children had increased gray matter in brain regions of the parietal lobes implicated in the mirror neuron system. The study included 13 male patients diagnosed with high-functioning autism or Asperger syndrome and an IQ ...

People with rare type of memory loss still sensitive to others, study shows

... episodic memory. Dr. Rosenbaum and senior scientists at the Rotman including the world-renowned memory pioneer Dr. Endel Tulving, frontal lobes expert Dr. Donald Stuss, and Dr. Brian Levine whose expertise is autobiographical memory had an extraordinary opportunity to test this long-held ...

A maternal link to Alzheimer's disease

... with a maternal history of the disease had the largest reductions in glucose metabolism in several areas of the brain, including the medial temporal lobes and the posterior cingulate cortex, two brain regions involved with memory storage and retrieval. Brain energy metabolism was reduced by 25 percent ...

Loss of gene leads to protein splicing and buildup of toxic proteins in neurons

... in patients with FTD, which is second most common form of dementia in people under age 65, clumps of TDP-43 were found in the frontal and temporal lobes which control the judgment and thought process disrupted in the disease. In its normal state, TDP-43 is believed to help genes produce proteins. ...

Scientists Spot Brain's 'Free Will' Center

... at the University of Florida, Gainesville. "The frontal lobe is important for initiation, for planning, personality, creativity." "The frontal lobes distinguish us from lower-order creatures," added David Masur, director of neuropsychology in the department of neurology at Montefiore Medical ...

Memory Loss and Amnestic MCI – Precursors of Alzheimer Diseas

... functionality in both the frontal and temporal lobes of the brain. Previous studies looking at ... ‘Involvement of both the frontal and temporal lobes in the earliest stages of AD suggests the ... level of activation in the posterior frontal lobes (during retrieval). ‘These findings suggest ...

Chemo drugs cause cognitive decline in breast cancer patients

... learning, tasks that are not affected by selective damage to the frontal lobes or hippocampus. "This indicates that the adverse effects of this ... to all regions of the brain. It appears that the hippocampus and frontal lobes are primarily affected," says Dr. Winocur. Because the behavioral ...

Mental exercises reduces brain ageing

... in mental abilities. The benefits were especially marked in the frontal lobes of the brain, which are involved in the ability to organize, make ... in the older people by adding extra mental process to activate the frontal lobes by systematic memory exercise. Professor Robertson conducted a study with ...

Cognitive Skills Focused Curriculum may Lessen Kids' Behavioural Problems

... related to the development of the prefrontal areas of the brain starting in the preschool years. We know that deficiencies in the function of these lobes are linked to problems like aggression, depression and attention disorders," says study author Mark Greenberg. Therefore, the Promoting ...

This is How We Learn from Our Past Mistakes

... them make an error, and before there was time for conscious consideration. Most previous research in this field has focused on the frontal lobes of the brain, which are the areas associated with sophisticated human thought processes such as planning, analysis and conscious decision-making. The ...

Brain Signal Prevents Us from Repeating Mistakes

... them make an error, and before there was time for conscious consideration. Most previous research in this field has focused on the frontal lobes of the brain, which are the areas associated with sophisticated human thought processes such as planning, analysis and conscious decision-making. The ...

A Fit of Laughter Silenced by an Unusual Surgery

... of the hospital's pediatric neurosurgery unit, after examining the child, took a decision of operating upon the child. He did this by dividing the lobes of the little girls brain. Using a navigation system he negotiated his way to the tumor, which proved very tough to spot. The grape-sized tumor was ...

Right Side of Brain Play a Vital Role in Stroke

... frequently failed to spot their errors and had difficulty keep track of the changing task rules. The group with damage to the left frontal lobes corrected 68% of mistakes in the test, whereas people with right-brain damage only made corrections to 30% of their errors. This suggests that people ...

A ‘Fit’ of Laughter Silenced by an Unusual Surgey

... of the hospital's pediatric neurosurgery unit, after examining the child, took a decision of operating upon the child. He did this by dividing the lobes of the little girl’s brain. Using a navigation system he negotiated his way to the tumor, which proved very tough to spot. The grape-sized tumor was ...

Reason Behind Dyscalculia Revealed

... – but people with dyscalculia do not. We wanted to find out what would happen when the areas relevant to maths learning in the right parietal lobes were effectively knocked out for several hundred milliseconds. We found that stimulation to this brain region during a maths test radically impacted ...

Making Sense of the World Through a Cochlear Implant

... Neuroscience. In an ordinary setting, where background noise is minimal and a person's speech is clear, it is mainly the left and right temporal lobes that are involved in interpreting speech. However, the researchers have found that when hearing is impaired by background noise, other regions of the ...

Relationship Between Delirium and Dementia

... parietal cerebral perfusion abnormalities occur in cases of delirium. These results suggest localized involvement in the brain’s frontal and parietal lobes with delirium, which may correlate with the clinical findings and long-term outcomes. The link between anesthesia and development of long-term ...

"Umbrella" Valve Provides Potential Alternative to Lung Surgery

... emphysema. Over a 27-month period, 520 valves were implanted in 75 patients across the nine medical centers. The valves were implanted in the upper lobes of the lung using flexible bronchoscopy, with an average of 6 to 7 valves implanted per patient. Researchers used quantitative software and ...

Brain Regions Do Not Communicate Efficiently in Adults with Autism

... associated with language, which is impaired in many people with autism. A global pattern of decreased neural connectivity between the frontal lobes and the rest of autistic brain showed up on the alpha wave band. These findings support several other studies using functional magnetic resonance ...

Slow brain waves integral in coordination of complex activity

... (UCSF) is getting to resolve this mystery. UCSF neurosurgeons place 64-electrode grids on the surface of the brain's temporal and frontal lobes to locate regions where epileptic seizures originate. These grids allowed UC Berkeley neuroscientists to study the interaction of brain waves during ...

Studies Show That Brain Cells Do Not Regenerate But Remain The Same Throughout

... led by Dr. Peter Eriksson, and scientists from Australia and America to measure levels of C14 in neocortical nerve cells from all the cerebral lobes of adult individual brains. They have been able to show that levels of C14 in the nerve cells from all areas of the cerebral cortex were just as high ...

Studies Show Brain becomes Less Specialized With Age

... used to track neural changes during these tasks. Marshuetz stated that it was known that there are different regions in the inferior temporal lobes of the brain that respond to faces and to photographs of houses. It is also well established that as humans age, both neural and cognitive function ...

Brain functioning not hampered by old age

... of the brain which contains the white matter. Grey matter of the brain contains neurons and the white matter helps in connecting the left and right lobes of the brain for good functioning of the brain. Using effectively the white matter (front lobe) of the brain helps in good brain activity and an old ...

Next time somebody complains about your strange behavior, take it as a compliment

... groups again were asked to identify new uses for everyday objects as well as to perform a basic control task while the activity in their prefrontal lobes was monitored using a brain scanning techniques called near-infrared optical spectroscopy. The brain scans showed that all groups used both brain ...