Tag: "normal" at medical news

Even mild depression increases long-term mortality in heart failure

...exhausted and breathless, severely restricting the normal activities of everyday life. Although there is no cure, a variety of drugs are often used to improve the strength of the heartbeat (digoxin), to relax blood vessels (ACE inhibitors), or to remove the excess buildup of fluid in the lungs (diuretics). ...

Laughter helps blood vessels function better

...en, whose average age was 33. The participants had normal blood pressure, cholesterol and blood glucose leve...umor to everyday life situations than those with a normal cardiovascular system. Dr. Miller says certain factors in the earlier study may have affected t...

News briefs from the journal CHEST, March 2005

...ts with anemia to nonanemic patients with COPD and normal control subjects, they found that patients with both anemia and COPD had increased inflammatory response and significantly elevated erythropoietin levels, a hormone which fosters red blood cell production by bone marrow. Further analysis revealed th...

Researchers discover link between insulin and Alzheimer's

...discovered that growth factors are not produced at normal levels in the hippocampus the part of the brain responsible for memory. The absence of these growth factors, in turn, causes cells in other parts of the brain to die. Reserachers found that insulin and IGF I were significantly reduced in the frontal...

Implanted devices detect high-risk heart failure patients

...nd, the defibrillator "shocks" the heart back into normal rhythm whenever the heart beats irregularly. In ad... more likely to die after one year. "A person with normal heart rate variable would have a very wide footprint, while those with sick hearts would have a narr...

Beta-blockers may help broader group of patients with heart problems

...cientific Session on March 7. These patients had a normal ejection fraction, a measure of how well the heart... medical therapy in CHF or severe MR patients with normal ejection fraction. CHF with normal ejection fraction, popularly referred to as diastolic heart failu...

Serum sodium level is a major predictor of a poor prognosis for heart failure patients

...s for heart failure, hyponatremia, or a lower than normal concentration of serum or blood sodium. Researchers found that hyponatremia, which is found in almost a quarter of patients with severe heart failure, doubled death rates within 60 days of hospital discharge. Serum sodium levels are easily measured...

Portable system offers dialysis patients 'liberating' changes

...patients physically exhausted and unable to resume normal activities. The NxStage System One delivers hemodialysis, hemofiltration, or ultrafiltration to patients with kidney failure or fluid overload. The system is compact and weighs about 70 pounds. It's portable because of its freedom from unique electr...

Study shows faces are processed like words

... the left were spaced normally and the face was of normal proportions, subjects had a great deal of difficulty identifying out of their peripheral vision the letter and the characteristics of the lips. Pelli concludes that context hinders identification and crowds what is to be identified. In a second expe...

Study: Eye contact triggers threat signals in autistic children's brains

...ucial source of "subtle cues that are critical for normal social and emotional development," Dalton says. Dalton's work comprised two studies. In the first, researchers placed autistic children inside an MRI scanner and showed them pictures of faces with both emotional and neutral expressions. The children ...

Mood elevating hormone may trigger depression and heart problems

...heart rate," Neumeister said. "They were perfectly normal people, but at baseline and when injected with a medication to block the receptor their test results indicated they might be at higher risk for hypertension. They also were more anxious than people without this genetic variant." The key regulator of ...

Jefferson Lab medical imager spots breast cancer

...bolism, you can often distinguish a cancer between normal surrounding tissue, which in general has low uptake of FDG," Dr. Rosen says. For the study, Duke physicians recruited patients with suspicious mammograms who were scheduled for biopsies. "We recruited 23 patients that had 23 lesions that were highly...

Mayo Clinic study sets threshold for valve repair surgery

...carries a much higher risk and surgery can restore normal life expectancy." Dr. Sarano says the study has important implications for patients and the physicians who treat them. "We examined dozens of variables in this study, and the one physical measurement that strongly predicted survival was regurgitant o...

Meditation may reduce heart disease risk

Black adolescents with high normal blood pressure who practice transcendental meditation improve the ability of their blood vessels to relax and may reduce their risk of becoming adults with cardiovascular disease, researchers say. After eight months of meditation, these adolescents e...

Both inherited traits and tumor mutations affect response to treatment of leukemia

...pse. Approximately half the population inherits no normal copies of this gene and thus is at a lower risk of...s made their discovery in a study of genes in both normal and leukemic cells from 246 children with ALL. A total of 116 of patients constituted the lower-risk...

'Artery clearing' system does not provide benefit for patients undergoing PCI

...n most patients and may result in greater rates of normal blood flow, improved left ventricular function, and enhanced event-free survival compared with controls. Gregg W. Stone, M.D., of Columbia University Medical Center and Cardiovascular Research Foundation, New York, and colleagues performed a clinical...

Studies address issues of risk and survival in rapidly increasing GI cancers

...imately 30 percent lower risk of death compared to normal and underweight patients. Patients with moderate to high incomes (= $15,000 per year) had an up to 38 percent lower risk of death compared to low-income patients (<$15,000 per year). Women survived longer than men. "Unfortunately, some of th...

Exercise tolerance is good screening test for chest pain patients

... eligible for the treadmill testing frequently had normal results and could be safely discharged from the emergency room without any significant events in the following six months. Those who were not eligible for the treadmill testing, such as those not capable of exercising, were frequently abnormal by str...

Fewer false alarms when mammographers have greater experience screening healthy breasts

...of mammograms identified cancers without mistaking normal tissue for a malignancy with greater accuracy than physicians whose volume was not as high. In general, the false-positive rate declined with increasing physician age, with increasing time since receipt of medical degree, and with increasing annual v...

Chemicals in apples could reduce the risk of breast cancer, Cornell study in rats suggests

...roduction of reactive substances that could damage normal cells. "Studies increasingly provide evidence that it is the additive and synergistic effects of the phytochemicals present in fruits and vegetables that are responsible for their potent antioxidant and anticancer activities," Liu says. "Our finding...

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