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Brain microhemorrhages more common among high altitude cerebral edema survivors

New magnetic resonance imaging (MRI) research shows that mountain climbers who experience a certain type of high altitude sickness have traces of bleeding in the brain years after the initial incident, according to a study presented today at the annual meeting of the Radiological Society of North America (RSNA).

28 Nov 2012

Children's caries history predicts future tooth decay

Having a history of dental caries significantly increases a child's chances of developing further caries, indicate study results.

27 Nov 2012

Spoke sign may highlight pediatric middle ear effusion

The presence of a specific finding on otoscopy known as the spoke sign may help in the detection of middle ear effusion in pediatric patients, although its incorporation into clinical practice may require focused training, say US scientists.

27 Nov 2012

Patients with online records access will see doctor more

Contrary to previous study findings, patients who have online access to their medical records and to medical services including appointment scheduling use more clinical services than their counterparts without access, show US research results.

27 Nov 2012

Ultrasound puts emergency lines in the right place

Training emergency department staff in use of ultrasound to guide difficult peripheral intravenous catheter placement appears to reduce the unnecessary use of central venous lines, a study suggests.

27 Nov 2012

Trauma does not negatively impact cognition in schizophrenia

A history of trauma or post-traumatic stress disorder is not associated with poorer cognitive functioning in patients with schizophrenia, researchers report.

27 Nov 2012

Subthreshold bipolarity common in major depressive disorder

Results from a Polish study show that a substantial proportion of patients with major depressive disorder meet criteria for subthreshold bipolarity.

27 Nov 2012

Simple measures halve ventilator-associated pneumonia

Adding a bundle of low-cost interventions to surveillance significantly reduces rates of ventilator-associated pneumonia in adult intensive care units in developing countries, shows an international study.

27 Nov 2012

Ethnic differences in susceptibility to movie smoking

Results from a US study suggest that there are significant ethnic and socioeconomic differences among adolescents in susceptibility to the portrayal of smoking in movies.

27 Nov 2012

Young vascular systems adapt to obesity

Researchers have identified physiologic changes in the vascular systems of children that appear to be an adaptive response to obesity.

27 Nov 2012

Biopsychosocial model predicts disability in neck pain patients

Self-reported disability in patients with chronic mechanical neck pain can be predicted by previous episodes of neck pain, pain intensity, pain-related fear, and cervical extension range of motion, say researchers.

27 Nov 2012

Latest research allays IUD pelvic disease fear

The risk for developing pelvic inflammatory disease following an intrauterine device insertion is low, irrespective of whether a woman has been screened beforehand for gonorrhea and Chlamydia, research findings show.

27 Nov 2012

Post-prostatectomy erectile dysfunction treatment disliked

Less than half of men who initiate intracorporeal injections for post-prostatectomy erectile dysfunction are still satisfied with the treatment years later, report researchers.

27 Nov 2012

Targeted preventive cardiac screening in US athletes ‘would limit cost’

Research published in the Journal of the American College of Cardiology suggests that a national echocardiographic screening program for US athletes would be prohibitively expensive.

27 Nov 2012

Retinal reader helps blind to ‘see’ words

An implanted retinal prosthesis, consisting of an array of electrodes linked up to a video camera and wearable computer, allows blind patients to successfully “read” two-to-four letter braille words.

27 Nov 2012

Big pharma and federal government predicted to play diminishing role in research funding

In a commentary to be published in the Dec. 12 issue of The Journal of the American Medical Association, two Johns Hopkins faculty members predict an ever-diminishing role for government and drug company funding of basic biomedical research and suggest scientists look to “innovative” kinds of private investment for future resources.

27 Nov 2012

GPs fitting more into patient consultations

GPs are fitting much more into patient consultations than they were a decade ago but the average length of the consultation has stayed the same, research led by the University of Sydney shows.

27 Nov 2012

Study examines reasons why smoking is not treated in many cancer patients

It's a sad but familiar scene near the grounds of many medical campuses: hospital-gowned patients, some toting rolling IV poles, huddled in clumps under bus shelters or warming areas, smoking cigarettes.

27 Nov 2012

Johns Hopkins receives $1.9M NIH grant to establish new center for sleep research

More than one-quarter of the adult population of the U.S. suffers from sleep disturbances known to contribute to life-threatening illnesses such as cardiovascular disease, diabetes, and dementia as well as depression, chronic pain, and fatigue. Often such sleeplessness is a consequence of obesity, lifestyle, and work.

27 Nov 2012

Azathioprine exposure concerns raised for SLE mothers

Researchers have raised the possibility of an increased risk for developmental delay in the children of mothers who used azathioprine for systemic lupus erythematosus during pregnancy.

26 Nov 2012