Wednesday, April 10, 2013

Medical News

Medical News


Ventral striatal activity possible biomarker for bipolar II disorder

Posted: 10 Apr 2013 05:00 PM PDT

Researchers have observed increased activity in the ventral striatum in response to reward anticipation in patients with bipolar II disorder compared with patients with bipolar I disorder and mentally healthy controls, leading them to suggest that it could be a biomarker for the disorder.

Cortisol levels predict psychosis risk

Posted: 10 Apr 2013 05:00 PM PDT

Cortical secretion is heightened in people at clinical high risk for psychosis, and it is associated with symptom severity and symptom progression, indicate initial findings from the North American Prodrome Longitudinal Study.

Ventral striatal activity possible biomarker for bipolar II disorder

Posted: 10 Apr 2013 05:00 PM PDT

Researchers have observed increased activity in the ventral striatum in response to reward anticipation in patients with bipolar II disorder compared with patients with bipolar I disorder and mentally healthy controls, leading them to suggest that it could be a biomarker for the disorder.

Cortisol levels predict psychosis risk

Posted: 10 Apr 2013 05:00 PM PDT

Cortical secretion is heightened in people at clinical high risk for psychosis, and it is associated with symptom severity and symptom progression, indicate initial findings from the North American Prodrome Longitudinal Study.

Rural critical access hospitals falling behind in performance

Posted: 09 Apr 2013 05:00 PM PDT

Medicare beneficiaries who receive inpatient care at critical access hospitals in rural communities have higher 30-day mortality rates for acute myocardial infarction, congestive heart failure, and pneumonia than patients who visit other acute care hospitals, a study finds.

Reserve pulse pressure useful prognostic factor in patients with suspected CAD

Posted: 09 Apr 2013 05:00 PM PDT

Reserve pulse pressure can be used to identify those patients with suspected coronary artery disease but normal exercise myocardial perfusion imaging who are at increased risk for death, a study shows.

Decline linked to poor colorectal cancer chemotherapy outcomes in elderly

Posted: 09 Apr 2013 05:00 PM PDT

Severe toxicity and unexpected hospitalization among elderly patients receiving first-line chemotherapy for metastatic colorectal cancer is predicted by factors such as cognitive function and impairments in autonomy, say French scientists.

Global burden of dengue underestimated

Posted: 09 Apr 2013 05:00 PM PDT

Findings from a study published in Nature suggest that the annual number of dengue virus infections worldwide is approximately 390 million, a figure over three times greater than that provided by the World Health Organization for the disease.

Decontamination of unused hospital supplies prevents waste

Posted: 09 Apr 2013 05:00 PM PDT

Using hydrogen peroxide vapor to decontaminate unused hospital supplies that may have come into contact with multidrug-resistant organisms is effective and could save a significant amount of money, report researchers.

Metabolomics model improves pancreatic cancer diagnosis

Posted: 09 Apr 2013 05:00 PM PDT

Researchers have developed a diagnostic model for pancreatic cancer that can detect resectable cancer at an early stage and discriminate cancer from chronic pancreatitis.

Decline linked to poor colorectal cancer chemotherapy outcomes in elderly

Posted: 09 Apr 2013 05:00 PM PDT

Severe toxicity and unexpected hospitalization among elderly patients receiving first-line chemotherapy for metastatic colorectal cancer is predicted by factors such as cognitive function and impairments in autonomy, say French scientists.

Mental disorders prevalent among parents who commit filicide

Posted: 09 Apr 2013 05:00 PM PDT

UK study findings published in PLoS One reveal that over one-third of parents and step-parents who murder their children – known as filicide – have a mental disorder.

Boosting testosterone does not boost wellbeing, mood in ED patients

Posted: 09 Apr 2013 05:00 PM PDT

Adding testosterone to sildenafil treatment in men who have erectile dysfunction and low testosterone levels provides no additional benefit in terms of improving wellbeing or mood, show study findings.

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