PITT Researchers Demonstrate Human Brain's Natural Mechanism For Guarding Against Errors
...or of psychiatry andpsychology. "When this system detects the conflict, it provides a signal thatthe brain m...r obey the new rules and stay in the left. TheACC detects this competition and tells the brain to pay attention before its laxexecutive control allows the dri...Radically New Type Of Surgery Tested On First Patient
... the position of the magnet - whichthe fluoroscope detects - on the MRI images in the computer console. Theseimages also display the predetermined path to the tumor. Who invented the MSS? In 1984, Matthew Howard thought of using a magnetic field to guide instrumentsinto the brain. He and a University of Virg......uted tomography (EBCT), a type of CAT scan,quickly detects coronary artery calcification in emergency room patients withchest pain. If the scan shows no calcification, the patient is at low risk ofhaving a heart attack. "A negative EBCT allows doctors to safely send patients home without furtherobservation ...MRI Images Using Laser-Polarized Xenon
...of water molecules, the U-M's prototype MRI system detects signals frommolecules of xenon, which have been polarized by an laser optical pumping systembefore being inhaled by the animal. "Xenon has many advantages for use in MRI technology," said Scott Swanson,co-director of the study and an assistant resear...Nonintrusive Imaging Technique Useful For Identifying Language Regions In Kids' Brains
...ntrusive way to evaluate brain function.The method detects rapid changes in active brain areas, unlike traditionalmagnetic resonance images that highlight anatomy. But fidgeting distorts fMRIimages and makes them unusable for evaluating brain function, so few studies ofchildren had been done. Lee and his col...UCSF Cancer Center joins elite group of National Cancer Institute-designated centers
...procedure, called the genome array analysis, which detects specific geneticalterations underlying individual tumors. These classifications could ultimatelyallow researchers to develop drugs for tumors that have specific geneticabnormalities and enable clinicians to tailor treatment regimens to individualpati...New tests for blood clots, lung cancer use NIDCR patented technology
...cognizes life-threatening blood clotsand the other detects the presence of malignancy in lung masses that show up onroutine chest X-rays. Both of the test kits, AcuTectä for clots and NeoTectä for lung tumors, receivedFDA priority review status and were approved for use in humans in less than 12mo...Genetic test for melanoma developed at UCSF
...pathology labs within a year. The test, which detects chromosomal abnormalities that characterize cancerous skin cells, was described here, today (March 9), at the annual meeting of the International Society of Dermatopathology. A skin mole that looks suspicious to a dermatologist is usually biops...Brain scans of Gulf War veterans show brain damage
...an is normal and the MR spectroscopy scan uniquely detects brain damage," Fleckenstein said. The tests were conducted on 22 members of a Naval Reserve construction battalion, commonly known as Seabees, in the southeastern United States. The tests were also done on 18 healthy veterans from the same battalio...Mayo Clinic researchers develop new antibody
...ays Vernino. The new test developed at Mayo Clinic detects antibodies that bind to an important protein on autonomic nerve cells. The majority of patients with a particularly severe form of autonomic failure have these antibodies. While autonomic disorders are much less common than multiple sclerosis or Park...Annals of Internal Medicine, Tip Sheet, October 17, 2000
...reen for colorectal cancer (Article, p. 573). FOBT detects blood in the stool; sigmoidoscopy allows examination of the rectum and lower colon; colonoscopy allows examination of the entire colon. Using a computer simulation, researchers considered administering FOBT annually, sigmoidoscopy every five years, a...Claims-based measurement shows many Medicare patients do not receive necessary care
...nt and outpatient claims of Medicare beneficiaries detects substantial underuse of necessary care, which is likely to result in negative outcomes for many elderly patients, according to an article in the November 8 issue of The Journal of the American Medical Association. Steven M. Asch, M.D., M.P.H., of ...Dual sensor could provide more information, earlier warning for diabetics
...emedy imbalances in blood sugar levels. The sensor detects excess glucose while the pump acts as an artificial pancreas - the organ that produces insulin in the body. Another device known as an insulin detector estimates the amount of the hormone in the blood. Combining two types of sensors in such a small d...New definition may make number of heart attack cases soar
...p even slight muscle damage, using troponin levels detects patients who have had a less severe heart attack. The results showed that, at UMHS, including troponin in the diagnostic criteria will result in a 26 percent increase in the number of myocardial infarctions diagnosed each year. "It may also mean ...New technology tested at Stanford offers unique view inside small intestines
...Area to test an ingestible, pill-sized camera that detects bleeding in the small intestine. The device, developed by Israel-based Given Imaging, Ltd., provides doctors their only glimpse inside this hard-to-view organ without invasive surgery. Jacques Van Dam, MD, PhD, professor of medicine at the Sta...Early promise of simple screening for coeliac disease
... Sorell comments: This immunochromatographic assay detects antibodies to transglutaminase quickly and easily....on of untreated patients with coeliac disease, and detects both IgA and IgG antibodies to transglutaminase, which prevents misdiagnosis of patients with a defi...Blood test for heart failure scores big in new study
... Test, developed by San Diego-based Biosite, Inc., detects elevated levels in the blood of a hormone called B-type natriuretic peptide (BNP). The hormone is released by the heart ventricles when pressure rises, signaling a failing heart. The test proved effective in a pilot study by Dr. Maisel two years a...Implantable heart device reduces deaths by one-third
...ed in the chest under local anesthesia. The device detects irregular and potentially fatal heartbeats and shocks the heart back into a normal rhythm. Introduced about 20 years ago, ICDs had been prescribed only for a small group of patients who had survived a cardiac arrest. But after additional research and...Brain center searches for patterns
...mapping of the brain's regions. Specifically, fMRI detects increased blood flow to a particular region, and such increased flow is triggered by increased activity of the brain cells in that region. In their experiments, Huettel and his colleagues concentrated on the prefrontal cortex, a brain region believed...University of Pittsburgh transplant researchers present findings at international meeting
...vide results using this unique imaging system that detects heart recovery. Using a more precise laboratory t.... ) Embargoed for Friday, April 12 New technology detects when heart's recovering on left ventricular assist device, enabling weaning from device and removal ...