Brain imaging study supports the 'cognitive reserve' hypothesis Nov 12, 2008
The Hindu News Update Service. The HinduPrint Edition. (Hindu)
'Cognitive Reserve' May Help Fight Alzheimer's Nov 12, 2008
Cognitive Reserve' May Help Fight Alzheimer's - washingtonpost. Advertising: sponsored by SAP. (Washington Post)
Education blunts effects of Alzheimer's: study Nov 11, 2008
Messages from citizens around the world. Education blunts effects of Alzheimer's: study. (Reuters)
Education Blunts Effects of Alzheimers Nov 11, 2008
com Education Blunts Effects of Alzheimers. On a Handheld Device. (Newsmax)
Clean bill of health: Kevin Feeley survived cancer, but the bills are piling up Oct 30, 2008
"I had a PET scan today.". That PET scan was the test which revealed his body is clear of cancer after a long battle with non-Hodgkin's lymphoma over the last year. (Ames Daily Tribune, IA)
'Sassy' Elisabeth Hasselbeck believes in Maverick Sarah Palin Oct 29, 2008
Sassy' Elisabeth Hasselbeck believes in Maverick Sarah Palin. So what's a Republican presidential candidate to do when even supporters are saying your hot-but-inexperienced running mate lacks the substance to win the White House. (Entertainment Weekly)
Funding for cancer scan left in limbo Oct 27, 2008
Specialist doctors say they still do not know whether PET scans will be on the Medicare schedule when it is revised next month ... Robert Howman-Giles, the head of the department of nuclear medicine at the Children's Hospital at Westmead, said he was able to offer PET scans to children because a scanner at the hospital was established under one-off funding and was not bound by Medicare rules ... Under the interim funding arrangements, Medicare-funded PET scans for a range of cancers are limited... (Sydney Morning Herald -- Australia)
FDA advisory panel today with Bayer, GE Healthcare on imaging biomarkers in Alzheimers will affect disease modification drug trials Oct 24, 2008
Dr G. William Rebeck, associate professor of neurology at Georgetown University Medical Center, who will be presenting at the FDA panel, told Pharmawire that the problem is PET tests are expensive, and not every clinic has access to a PET scanner ... But for cases where there is something unusual, and an individual presents atypical symptoms, they may want to get a PET scan, said Rebeck ... He gave the example of a recent patient who was 50-years old, reported memory complaints and tested... (FT.com -- Markets)
SNM hails CMS decision to consider expanding reimbursement for cancer Oct 21, 2008
Public release date: 20-Oct-2008. National Oncologic PET Registry and supporting organizations, including SNM, work to expand cancer coverage. (EurekAlert! -- Business News)
Some key court cases involving neuroscience Oct 19, 2008
South Carolina vs. Stanko (2006) - Defense lawyers for Stephen Stanko, who killed two people and raped a teenage girl in South Carolina, got his PET scans admitted to show that he had an injury from birth that affected his reasoning ability. But the jury rejected the insanity defense and sentenced Stanko to death. (San Francisco Chronicle -- Science)
Head of State Oct 17, 2008
A PET scan is a value-neutral picture of the human brain in action that any properly trained neurologist can evaluate through scientific method no bias, no subjectivity as would be found in the notes of some shrink or in an article like this. A scan of John McCain s cranium would answer all these questions. (The American Conservative)
Methamphetamine Enters Brain Quickly And Lingers Oct 17, 2008
These PET scans show a comparison of the distribution of methamphetamine (left) and cocaine (right) in the human brain using a rainbow scale (red indicating the highest concentration of drug, purple the lowest). Methamphetamine binds all over the brain and stays a long time while cocaine binds only in the striatum (the reward center) and leaves the brain quickly. (Science Daily)
CT Scans Change Treatment Plans In More Than A Quarter Of ER Patients With Suspected Appendicitis Oct 7, 2008
Radiation therapy requires visualizing exactly where a tumor is located, usually from looking at hundreds of different X-ray , CT or PET scan images. . (Science Daily)
Axcess Medical Imaging Corp. Oct 7, 2008
Axcess provides CT, MRI, PET scans, digital mammography, bone density x-ray and ultrasound outpatient services in Sarasota and Manatee counties. The company has centers in Venice, Bradenton and Sarasota. (Tampa Bay Business Journal, FL)
Unlocking the secrets of memory Oct 6, 2008
$7 online stock trades. Researchers are closing in on potential therapies for dementia. (MSNBC -- Health)
Clearer picture Oct 4, 2008
There are no dark spots in the bottom left PET scan of a tumour, showing treatment is not working. Functional MRI can be used to measure brain activity. (BBC News -- Health)
Obituary: Robert N. Beck Oct 3, 2008
Beck also was known for his fundamental role in developing the theoretical framework at the core of much of nuclear medicine and for bringing mathematical rigor to imaging systems, such as SPECT and PET scans. Bob Beck was a remarkable guy who ultimately changed the way we see things that are invisible to light, said Randy Brill, research professor of radiology and radiological sciences at Vanderbilt University Medical Center. (Univeristy of Chicago Chronicle, IL)
Health Q&A Oct 3, 2008
PET scans taken in 2000 show the metabolic degeneration of the brain of a patient with Alzheimer's as it progressively reduces brain function. UCLA Center on Aging. (USA Today)
Possible marker for ovarian cancer found Sep 24, 2008
They then developed a new way of using PET scans -- a type of detailed medical imaging -- to detect even small numbers of cells that contain TEM1, and used DNA analysis to confirm the results. They found that high levels of TEM1 were linked to decreased survival in ovarian cancer patients. (CNN -- Health)
Brain Protein Linked To Alzheimer's Disease Sep 17, 2008
PET scans of 67 non-carriers of the KIBRA T-allele, and 69 carriers -- all with close relatives diagnosed with Alzheimer's -- showed that non-carriers exhibited, on average, similar alterations in the metabolic activity of key brain regions known to be altered in the earliest stages of the disease. All 136 individuals were mentally-normal, late-middle-aged Phoenix-area volunteers solicited from newspaper advertisements. (Science Daily)
Death-penalty ruling in judge's hands Sep 15, 2008
Phillips called to the stand Harry Krop, a clinical psychologist from Gainesville, who said that his evaluation and a PET scan indicated Baker suffered from brain damage. "At the time that this offense was committed, it's my opinion that he was suffering from a serious emotional disturbance, much more than the average person," Krop said. (Daytona Beach News Journal)
What Happens to Particle Accelerators After They Are Shut Down? Sep 5, 2008
If you have ever had a PET scan, the isotopes in your blood might have come from the most spectacular science experiment ever canceled. The SSC's use in medicine may be unique, but the end comes for all particle accelerators sooner or later. (Scientific American)
Brain's Serotonin May Explain Seasonal Mood Changes Sep 4, 2008
To study seasonal fluctuations of serotonin binding potential, the researchers grouped the PET scans according to the season of the scan -- fall and winter or spring and summer. The serotonin binding potentials were significantly higher during the fall and winter months than in the spring and summer, indicating that less serotonin circulates in the brain during the darker, colder time of the year. (MEDLINEplus)
* FEATURE: Nation touts medical care for tourists Sep 4, 2008
They are offering top-end, state-of-the-art routine services such as cardiac computed tomography (CT) scans, cerebral magnetic resonance imaging (MRI) scans and whole-body PET scans, with prices between NT$18,000 and NT$54,000. Hung Tzu-jen (xl), vice president of the Shin Kong Medical Club, said that only a limited number of the three types of devices used for these scans are available in China and they are employed mainly for diagnostic purposes. (Taipei Times, Taiwan -- World)
Thyatira News Sep 2, 2008
Lisa Williams underwent a PET scan this past week and is waiting for results. Meanwhile she is back at work teaching school. (Seantobia Democrat, MS)
PET scans lead to treatment changes in majority of colorectal cancer patients Sep 2, 2008
In the United States, imaging results from PET scans have also changed clinicians' decisions in the treatment and care of more than one in three cancer patients, according to data collected by the U.S. National Oncologic PET Registry (NOPR). The registrywhich was formed at the request of the Centers for Medicare and Medicaid Services (CMS)has found that PET prompted changes in care decisions in 36. (EurekAlert!)
PET scans help identify mechanism underlying seasonal mood changes Sep 2, 2008
Public release date: 1-Sep-2008. Contact: Kirk Lemessurier 416-535-8501 x6631. (EurekAlert!)
Robert N. Beck, 80, Leader in Advancing Scanning for Medical Diagnoses, Dies Aug 18, 2008
He also developed ways to improve the display of PET scans and other scans. Robert Nason Beck was born in San Angelo, Tex. (Atlanta Journal-Constitution -- Health)
Being green: Aug 16, 2008
for a PET scan and blood work at the National Institutes of Health Clinical Center. Mesothelioma is not a cancer. (San Diego Union-Tribune)
Radiation can zap cancer that has spread Aug 14, 2008
"These patients had been through experimental treatments, so it is not like we got anybody who had standard of care left, Weichselbaum said.Each volunteer got three doses of precisely targeted radiation to their tumors. New guided radiation techniques can limit the amount of damage to healthy tissue and new imaging techniques, such as CT and PET scans, can help doctors find tumors they previously might have missed.Few serious side effectsAll the patients had some fatigue but few had serious side... (MSNBC -- Health)
Nature Or Nurture: Are You Who Your Brain Chemistry Says You Are? Aug 14, 2008
The study included 23 males with no history of substance abuse who were administered Fluoro-ethyl-diprenorphine a radiolabeled chemical that binds readily to the brain s naturally occurring opiate system and then underwent a PET scan. The scans were compared to the results of each participant s Cloninger temperament and character inventory, a questionnaire that assesses human personality based on four dimensions: novelty seeking, harm avoidance, reward dependence and persistence. (Science Daily)
Brain Imaging May Allow Alzheimer's Diagnosis Aug 13, 2008
WASHINGTON (Reuters) - An imaging method known as a PET scan may enable doctors to determine whether a person has "plaques" in the brain that are a hallmark of Alzheimer's disease, according to a Finnish study published on Monday ... This shows PET scans may become a useful tool to diagnose Alzheimer's disease, a fatal and uncurable mind-robbing ailment that is the most common form of dementia in the elderly, Leinonen said ... The patients later underwent a 90-minute PET scan. (MEDLINEplus)
PET Scans May Help Detect Alzheimer's Brain Plaques Aug 13, 2008
PET Scans May Help Detect Alzheimer's Brain Plaques - US News and World Report ... PET Scans May Help Detect Alzheimer's Brain Plaques ... TUESDAY, Aug. 12 (HealthDay News) -- PET scans may provide doctors with a non-invasive method of detecting Alzheimer's disease-related brain plaques, Finnish researchers say. (U.S. News & World Report)
PET Scans May Help Assess Presence Of Brain Plaques Related To Alzheimer's Disease Aug 13, 2008
12, 2008) A type of positron emission tomography (PET) scanning may be useful in a non-invasive assessment of the formation of Alzheimer's disease related plaques in the brain, according to small study posted online today that will appear in the October 2008 print issue of Archives of Neurology, one of the JAMA/Archives journals. Plaques in the brain made of beta-amyloid and other compounds are considered hallmarks of the development of Alzheimer's disease, according to background information in... (Science Daily)
PET Scan May Diagnose Alzheimer's Aug 13, 2008
com PET Scan May Diagnose Alzheimertitle ... PET Scan May Diagnose Alzheimerh2 ... A method of medical imaging known as PET scans may allow doctors to develop a non-invasive test for Alzheimer's by spotting abnormal brain "plaques" associated with the disease, Finnish researchers report in a new study. (Newsmax)
Brain imaging may allow Alzheimer's diagnosis Aug 12, 2008
WASHINGTON, Aug 11 (Reuters) - An imaging method known as a PET scan may enable doctors to determine whether a person has "plaques" in the brain that are a hallmark of Alzheimer's disease, according to a Finnish study published on Monday ... This shows PET scans may become a useful tool to diagnose Alzheimer's disease, a fatal and uncurable mind-robbing ailment that is the most common form of dementia in the elderly, Leinonen said ... The patients later underwent a 90-minute PET scan. (Reuters)
Struggle to triumph: 22-year-old Sierra Vistan stays positive in fight against cancer Aug 10, 2008
A follow-up PET scan in March indicated the procedure was successful ... A PET scan in May revealed the cancer had returned. (Sierra Vista Herald, AZ)
Advanced Medical Isotope Corporation Delivers Initial Shipment of Short-Lived Radioisotopes to Kadlec Medical Center Aug 5, 2008
Accordingly, PET scans are increasingly used alongside Computed Tomography (CT) and MRI scans. CT and MRI scans isolate organic anatomic changes in the body, while PET scanners are capable of detecting areas of molecular biology detail, sometimes even prior to anatomic change. (Primezone Releases)
Treatment Corrects Severe Insulin Imbalance In Animal Studies Aug 4, 2008
30, 2007) The noninvasive imaging technology called positron-emission tomography (PET scan) is extremely accurate in diagnosing a type of congenital hyperinsulinism, a rare but severe imbalance of insulin. (May 25, 2006) A recent study in the Journal of Biological Chemistry confirms that mutations in an enzyme called glutamate dehydrogenase can cause congenital hyperinsulinism. (Science Daily)
Alzheimer's Drug May Help Mild Memory Loss Aug 3, 2008
Both groups scored the same on memory tests, however, implying that PET scans may be more sensitive than neuropsychological tests in detecting drugs' effects. The research suggests that the treatment of early symptoms of memory loss may protect the brain and help people with mild age-related memory impairment. (Science Daily)
Mom's Alzheimer's May Raise Kid's Risk Aug 1, 2008
Children Of Mothers With Late-Onset Alzheimer's Disease May Be More Likely To Develop Alzheimer's. Facts about Alzheimer's, help for caregivers and a look at sufferers who've put the disease in the spotlight. (CBS News)
Costly Medical Imaging Innovations Draw Scrutiny Aug 1, 2008
Among these innovative forms of testing are the MRI, the CT, and, most recently, the PET scan, or positron emission tomography, which is used to diagnose certain strains of cancer ... -- earlier this decade Blue Cross and Blue Shield of Missouri estimated that 20% to 30% of Pet scans CTs and MRIs were ordered unnecessarily. (Fox News)
'Biomarkers' May Help Spot, Track Alzheimer's Jul 31, 2008
A second study, from researchers at Washington University in St. Louis, confirmed previous findings: that the more amyloid there is in the brain (as measured by PET scans), the less beta amyloid 42 there is in cerebrospinal fluid (CSF) ... Finally, a fourth study showed that a certain radioactive compound or tracer, 18F-AV-45, may have potential in the diagnosis and early detection of Alzheimer's when used with PET scans. (MEDLINEplus)
Maternal Link to Alzheimer's Risk Jul 31, 2008
In the latest study, the researchers studied glucose metabolism in the brain, using PET scans and a technique that labels glucose with a chemical tracer (FDG-PET) over a two-year period. Dr. Mosconi examined 66 cognitively normal individuals, from 50 to 82 years old. (Newsmax)
Oncolytics Biotech Inc. Announces 2008 Second Quarter Results Jul 30, 2008
MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS This discussion and analysis should be read in conjunction with the unaudited interim consolidated financial statements of Oncolytics Biotech Inc. as at and for the three and six months ended June 30, 2008 and 2007, and should also be read in conjunction with the audited financial statements and Management's Discussion and Analysis of Financial Condition and Results of Operations ("MDntained in our annual... (PR Newswire)
Four Alzheimer's Clinical Trials Address a Variety of Treatment Targets - Amyloid, Tau, Synapse Formation Jul 30, 2008
Imaging results from SPECT and PET scans were collected at baseline and after 24 weeks of treatment. The researchers found that, at 24 weeks, MTC produced a significant improvement relative to placebo of -5. (PR Newswire)
Markers in Blood and Spinal Fluid, and a New Imaging Agent, Show Promise for Early Detection of Alzheimer's Jul 30, 2008
Anne M. Fagan, PhD, of the Washington University School of Medicine, St. Louis, MO, and colleagues previously demonstrated in a small group (n=24) that a low level of AB42 in cerebrospinal fluid (CSF) is an effective marker for determining the presence of amyloid in the brain as assessed by PET scans using a marker called Pittsburgh Compound B (PIB). In a new study presented at ICAD 2008, Fagan reported on a much larger cohort (n=132; age 45-88 years, mean 65. (PR Newswire)
Alzheimer Disease Plaques Seen With Conventional MRI in Animal Model for the First Time Jul 28, 2008
These lesions, known as amyloid plaques, have been "imaged" previously using very high power MRI scanners that are only used on animals, and also with PET scans combined with specialized marker chemicals. This is the first time images of plaques were captured with conventional, clinical strength MRI. Two other studies reported at ICAD 2008 use MRI and advanced computer analysis to bring us closer to early identification of Alzheimer's, perhaps even before symptoms are evident. (PR Newswire)
MRI captures images of brain lesions of Alzheimer's Jul 28, 2008
Amyloid plaques, which accumulate in the brain and are a hallmark of Alzheimer's, have been captured before through extra-high-power magnetic resonance imaging (MRI) scanners meant for use in animals and with PET scans. But in this case, lead author John Ronald and his colleagues used regular-strength MRI scans. (Xinhuanet, China)
ALZHEIMER'S: MRI could be key in fight against disease Jul 28, 2008
Many tools are used to look for signs of Alzheimer's, including a battery of cognitive and behavioral tests, MRI scans and imaging studies called PET scans that require the injection of special chemicals that help light up the brain. But doctors can make a definitive diagnosis only after a patient dies by identifying the presence of brain lesions called amyloid plaques. (USA Today)
Teamwork Cuts Out Unnecessary Biopsies, Researchers Find Jul 26, 2008
18, 2007) Positron emission tomography or PET scans can help clinicians diagnose and treat some cancers, but it is not clear yet whether the imaging technology helps people with cancer live longer and. (Mar. (Science Daily)
Head And Neck Cancer: Quick Way To Determine If Cancer Has Spread Jul 25, 2008
The PET scan is a highly sensitive scan that detects the growth of cancer cells, while the CT scan provides a detailed picture of the internal anatomy and the location of the growth. While the current study focused exclusively on head and neck cancer patients, Odell says that it is likely that it will be applicable to other cancers. (Science Daily)
To better serve clients and co-workers, dont remember imagine Jul 22, 2008
With active MRI, PET scans, and the like, we can view the brain in action. We can see which neurons are firing and which parts of the brain are active. (Twin Cities Business Journal, MN)
Lantis' OCT Dental Imaging System Uses Fast-Growing, Light-Based Technology Jul 22, 2008
It is generally considered to be the sixth major diagnostic imaging technology after x-ray, ultrasound, CT scan, MRI and PET scan. The significance of OCT technology is evidenced by the number of bio-medical applications under research and development and the large increase in the number of OCT publications over the last several years. (Primezone Releases)
Alzheimer's Drug Reverses Symptoms Over Year Jul 18, 2008
PET scan of Alzheimer's disease brain. (Credit: National Institute on Aging, NIH). (Science Daily)
ABB names GE Healthcare chief Hogan CEO Jul 17, 2008
7-billion acquisition in 2004 of British bioscience company Amersham Plc, which is developing molecular agents that could enhance PET scans and other advanced tests. Hogan gathered experience in the field of engineering in his time as CEO of GE Fanuc Automation, a production systems venture with Japan's Fanuc. (Globe and Mail -- Business)
Imaging Advance Tracks Prostate Cancer in Lymph Nodes Jul 16, 2008
The payload consists of a protein that can be picked up on PET scans. Wu and her colleagues next want to combine the imaging technique with treatment, so that a drug contained in the genetic payload could kill the traveling tumor cells. (Health-Finder)
How Far Should We Go to Save Our Pets? Jul 13, 2008
Pacemakers are routine, as are CAT scans, PET scans, and MRIs. Along with the cutting-edge equipment, the level of expertise and specialization among vets has grown, too. (Boston Globe)
Virus helps show cancer spread Jul 13, 2008
Once inside, they expressed a protein which could be shown up on a PET scan, which meant that even relatively small prostate cancer tumours within a node would be more easy to identify. Dr Wu said: "We now know we can reach these prostate cancer metastases at an earlier stage than before, and we know we can deliver genes to those cancer cells that produce proteins that can be imaged.". (BBC News -- Health)
New Tinnitus Treatment: Potential To Greatly Diminish Ringing In The Ears Jul 13, 2008
We use a PET scan of the patient s brain to look for excessive neural activity with increased blood flow in the temporal lobe. Then we target that area with low-frequency TMS to inhibit the neural activity and decrease the tinnitus, Mennemeier said. (Science Daily)
Giddings pulls plug on scanner Jul 13, 2008
Greens leader Nick McKim said Tasmanians needed access to PET scans sooner rather than later, something Ms Giddings should be facilitating. Share this article. (NEWS.com.au)
Endocrinology: Understanding The Genetics Of Congenital Hyperinsulinism Jul 7, 2008
ScienceDaily (July 6, 2008) A number of congenital disorders characterized by low blood sugar levels (hypoglycemia) as a result of excessive secretion of the hormone insulin are collectively known as congenital hyperinsulinism. These disorders are caused by genetic mutations that result in mutant KATP channel proteins in the insulin-secreting cells of the pancreas. (Science Daily)
Report says clinicians should consider economic impact of new interventions Jul 2, 2008
Public release date: 2-Jul-2008. Contact: David Sampson. (EurekAlert!)
Medical care's state of denial Jun 24, 2008
When his tumor failed to show on a standard CT scan, his doctors recommended a more sensitive and expensive imaging technique called a PET scan. But his medical group and insurer, having denied an earlier PET scan request, again balked, labeling the tool "experimental" or "investigational" for his diagnosis ... CT scans cost about half the price of PET scans. (San Francisco Chronicle)
0 comment(s) Jun 24, 2008
Past Month's Most Commented Stories. Brain study shows differences between gays, straights. (Longview Daily News, WA)
