Thursday, September 17, 2009

Medical News

Medical News


ICS treatment may reduce bronchial vascular remodeling in COPD

Posted: 17 Sep 2009 05:00 PM PDT

Bronchial vascular remodeling in patients with chronic obstructive pulmonary disease is mainly caused by morphologic changes in mucosal microvessels rather than new vessel formation, which may be reduced with inhaled corticosteroids, researchers have found.

Bacterial and viral co-infection does not increase exacerbation severity in COPD

Posted: 17 Sep 2009 05:00 PM PDT

Viruses are frequent causes of acute exacerbations in patients with chronic obstructive pulmonary disease, but co-infection with bacteria does not appear to increase the severity of such attacks, researchers have found.

Metabolic syndrome common in Taiwanese schizophrenia patients

Posted: 17 Sep 2009 05:00 PM PDT

Taiwanese patients with schizophrenia and schizoaffective disorder have a high prevalence of the metabolic syndrome that becomes apparent early on in their lives, say researchers who identified risk factors associated with the syndrome.

Auditory P300 amplitude ‘marker for general psychosis’

Posted: 17 Sep 2009 05:00 PM PDT

The auditory event-related P300 amplitude appears to be an endophenotype for schizophrenia, but it is also affected in bipolar disorder patients and may be a marker for psychosis in general, conclude UK researchers.

Antibiotic prophylaxis reduces infection but not mortality in acute stroke

Posted: 16 Sep 2009 05:00 PM PDT

Prophylactic antibiotic therapy in patients with acute stroke reduces the risk for infection but has no impact on mortality, results from a systematic review and meta-analysis indicate.

ECMO best for severe acute respiratory failure

Posted: 16 Sep 2009 05:00 PM PDT

Extracorporeal membrane oxygenation is better than conventional ventilator management for improving the chances of survival without disability among patients with severe acute respiratory failure, say UK researchers.

Active smoking increases risk for asthma symptoms in adolescents

Posted: 16 Sep 2009 05:00 PM PDT

Smoking significantly increases the risk for asthma symptoms and reduced lung function in adolescents, Korean study results show.

Regular inhaled glucocorticoids best for infant wheeze

Posted: 16 Sep 2009 05:00 PM PDT

Regular treatment with inhaled glucocorticoids is more effective for frequent wheeze than "as needed" treatment is preschool children, research shows.

Schizophrenia risk increased by increasing paternal age

Posted: 16 Sep 2009 05:00 PM PDT

The risk of schizophrenia appears to be increased in the offspring of fathers aged 55 years and above, potentially due to chromosomal aberrations and mutations of the aging germline, argue US researchers.

Elderly bipolar disorder patients show ‘typical cognitive deficit profile’

Posted: 16 Sep 2009 05:00 PM PDT

Older bipolar disorder patients have a similar cognitive profile to that of younger patients with the disease, say Swiss scientists, who suggest that processing speed and episodic memory are two core deficits in elderly patients.

Prostate cancer detection equally successful with 8- or 12-core biopsy

Posted: 16 Sep 2009 05:00 PM PDT

Prostate cancer detection rates achieved using either 8- or 12-core biopsy protocols are the same, according to Dutch researchers who compared the two methods.

Prostate cancer detection equally successful with 8- or 12-core biopsy

Posted: 16 Sep 2009 05:00 PM PDT

Prostate cancer detection rates achieved using either 8- or 12-core biopsy protocols are the same, according to Dutch researchers who compared the two methods.

Physical problems stressful during breast canceradjuvant chemotherapy

Posted: 16 Sep 2009 05:00 PM PDT

Physical symptoms are reported three times more often than psychosocial problems as the most stressful daily event experienced by women undergoing adjuvant chemotherapy for breast cancer, a Swedish study shows.

GP surveillance and intervention fail to impact childhood obesity

Posted: 16 Sep 2009 05:00 PM PDT

Assessing and treating young children for obesity in primary care has no impact on body mass index, physical activity, or nutrition, a randomized controlled trial has found.

Adiponectin may be early biomarker for cardiometabolic risk

Posted: 16 Sep 2009 05:00 PM PDT

Blood levels of the hormones adiponectin and leptin in children are inversely associated with cardiometabolic risk, Danish researchers have shown.

Atherogenic Lyso-C LDL component increased with oxidative stress

Posted: 16 Sep 2009 05:00 PM PDT

Lysophosphatidylcholine, a major phospholipid component of atherogenic lipoproteins, is increased in patients with Type 2 diabetes, researchers report.

Cinnamon reduces HbA1c in Type 2 diabetics

Posted: 16 Sep 2009 05:00 PM PDT

Results from a randomized trial in individuals with Type 2 diabetes show that cinnamon dietary supplementation significantly reduces glycated hemoglobin compared with usual care.

Less than 10% of Americans have low-risk CVD profile

Posted: 16 Sep 2009 05:00 PM PDT

Less than 10% of US adults had a low cardiovascular disease risk profile during the period 1999 to 2004, a study reveals.

Alcohol, drug use can precipitate atrial fibrillation in young adults

Posted: 16 Sep 2009 05:00 PM PDT

Alcohol and illicit drug use can precipitate atrial fibrillation in young people, say researchers who call for better guidance on how best to treat such patients.

Physical problems stressful during breast canceradjuvant chemotherapy

Posted: 16 Sep 2009 05:00 PM PDT

Physical symptoms are reported three times more often than psychosocial problems as the most stressful daily event experienced by women undergoing adjuvant chemotherapy for breast cancer, a Swedish study shows.

Ethnic origin affects prostate cancer surgery outcome

Posted: 15 Sep 2009 05:00 PM PDT

Prostate cancer patients of African–American origin are more likely to have positive surgical margins at the apex of the prostate after radical prostatectomy than their Caucasian counterparts, US researchers suggest.

Conservative management of localized prostate cancer has improved

Posted: 15 Sep 2009 05:00 PM PDT

Outcomes for prostate cancer patients treated with conservative management were better for men diagnosed between 1992 and 2002 compared with those diagnosed in the 1970s and 1980s, according to US research findings.

Ethnic origin affects prostate cancer surgery outcome

Posted: 15 Sep 2009 05:00 PM PDT

Prostate cancer patients of African–American origin are more likely to have positive surgical margins at the apex of the prostate after radical prostatectomy than their Caucasian counterparts, US researchers suggest.

Conservative management of localized prostate cancer has improved

Posted: 15 Sep 2009 05:00 PM PDT

Outcomes for prostate cancer patients treated with conservative management were better for men diagnosed between 1992 and 2002 compared with those diagnosed in the 1970s and 1980s, according to US research findings.

Risks and benefits of prophylactic breast cancer treatment reviewed

Posted: 15 Sep 2009 05:00 PM PDT

Tamoxifen, raloxifene, and tibolone each reduce the risk for primary breast cancer compared with placebo, but are associated with increased risks for thromboembolic events, endometrial cancer, or stroke study findings indicate.

Only small number of Dutch FH patients reach LDL cholesterol targets

Posted: 15 Sep 2009 05:00 PM PDT

Only a small percentage of patients with heterozygous familial hypercholesterolemia achieve target levels of low-density lipoprotein cholesterol, show results from a Dutch study.

Variation in <i>NPC1L1</i> is associated with lipid levels and CHD risk

Posted: 15 Sep 2009 05:00 PM PDT

Variation in the gene encoding the Niemann–Pick C1-like 1 protein influences levels of low-density lipoprotein cholesterol, as well as risk for coronary heart disease, show results from the PROSPER study.

LANCET finds no anti-inflammatory effects with insulin, metformin therapy

Posted: 15 Sep 2009 05:00 PM PDT

Individuals with recent onset Type 2 diabetes treated with metformin or insulin do not have significant reductions in inflammatory biomarker levels compared with those treated with placebo, show results from the LANCET trial.

Real-world data confirm exenatide efficacy for Type 2 diabetes

Posted: 15 Sep 2009 05:00 PM PDT

Results of a "real-world," observational study indicate that exenatide treatment is associated with similar reductions in glycated hemoglobin, weight, blood pressure, and lipids to those achieved with the drug in registration clinical trials.

Benefits of IMA in CABG surgery not reaching all patients

Posted: 15 Sep 2009 05:00 PM PDT

The frequency of internal mammary artery use in coronary artery bypass graft surgery is increasing, but study findings show that many patients still do not receive the benefits of these grafts.

Black patients less likely to survive in-hospital cardiac arrest than Whites

Posted: 15 Sep 2009 05:00 PM PDT

Black patients are significantly less likely to survive in-hospital cardiac arrest than are White patients, with lower rates of survival during both the immediate resuscitation and postresuscitation periods, a US study has shown.

Risks and benefits of prophylactic breast cancer treatment reviewed

Posted: 15 Sep 2009 05:00 PM PDT

Tamoxifen, raloxifene, and tibolone each reduce the risk for primary breast cancer compared with placebo, but are associated with increased risks for thromboembolic events, endometrial cancer, or stroke study findings indicate.

Common sexually transmitted infection linked to aggressive prostate cancer

Posted: 14 Sep 2009 05:00 PM PDT

The presence of antibodies against the common sexually transmitted infection Trichomonas vaginalis, is associated with the risk for aggressive prostate cancer, US study findings show.

Information on use of breast cancer targeted testing is lacking

Posted: 14 Sep 2009 05:00 PM PDT

A review carried out by US scientists reveals that there is little information about the use of human epidermal growth factor receptor 2 testing in routine clinical practice, which could provide insight into the evidence needed for testing emerging technologies.

Prostate cancer risk appreciable even after two negative biopsies

Posted: 13 Sep 2009 05:00 PM PDT

Approximately a quarter of patients with at least two sets of negative prostate biopsies remain at increased risk for prostate cancer, and the majority of tumors detected are clinically significant, the results of a French study indicate.

Prostate cancer detection and aggressiveness raised in smaller prostates

Posted: 13 Sep 2009 05:00 PM PDT

Men with small prostate volumes and high initial prostate-specific antigen levels have a greater risk for cancer detection and aggressive disease than other men, Dutch researchers have discovered.

Securin immunopositivity predicts poor breast cancer outcome

Posted: 13 Sep 2009 05:00 PM PDT

Securin immunopositivity is an independent prognostic indicator for invasive breast cancer, Finnish research suggests.

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