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Percutaneous radiofrequency ablation of liver tumors safe and effective

Percutaneous imaging guided radiofrequency ablation (RFA) of hepatocellular carcinoma is a safe and effective technique, with benefits such as reduced post-procedural pain and length of hospital stay, according to a study conducted by researchers from Changi General Hospital in Singapore.

8 May 2007

Heart-assist devices may help some end-stage heart failure patients avoid transplant

Implanted pumps improved heart function enough in a small percentage of patients awaiting a heart transplant that they were able to leave the hospital without a pump and without a new heart, according to a study in Circulation: Journal of the American Heart Association.

8 May 2007

New mapping technique will answer fundamental questions about chromosome structure

Researchers at the University of Illinois have developed a simple and economical technique for imaging and mapping fruit fly chromosomes.

8 May 2007

Functional anesthetic discography allows diagnosis of lower back pain cause

Functional anesthetic discography (FAD), a new diagnostic procedure involving injecting anesthetic directly into a spinal disc, can be used to confirm the presence of injured discs as the source of a patient's lower back pain symptoms, according to a new study by researchers from Winthrop-University Hospital in Mineola, NY.

8 May 2007

New option for soft-tissue imaging in interventional radiology procedures

Soft-tissue cross-sectional imaging acquired on a flat panel C-arm fluoroscopic unit located in the interventional radiology area is feasible and useful for interventional radiology procedures, avoiding the necessity of sending patients out to a CT scanner, according to a new study by researchers from the Baptist Cardiac & Vascular Institute in Miami, FL.

8 May 2007

Study shows inevitability of men's infidelity across cultures

For a growing number of women in rural Mexico, and around the world, marital sex represents their single greatest risk for HIV infection.

8 May 2007

Multitasking hardest late at night and early morning

Multitasking seems to come easier for some and is virtually impossible for others, however new research shows that it is difficult for all in the late night and early morning.

8 May 2007

MR spectroscopy of choline levels shows promise as a marker of fetal lung maturity

The researchers performed high resolution MRS on 15 amniotic fluid samples for evaluation of fetal lung maturity between 34 and 40 weeks gestation and were analyzed using trimethysilylpropionic acid (TSP) as a reference standard.

8 May 2007

10.3 percent of U.S. adults appear to have problems with drug use or abuse

Approximately 10.3 percent of U.S. adults appear to have problems with drug use or abuse during their lives, including 2.6 percent who become drug dependent at some point, according to a report in the May issue of Archives of General Psychiatry.

8 May 2007

MR imaging helps predict recurrence in prostate cancer patients

MR images taken of prostate cancer patients prior to treatment that show that the cancer has spread outside the prostate gland capsule help predict whether the cancer will return, according to a recent study conducted by radiologists at the University of California-San Francisco.

8 May 2007

Multitasking mental cells

In the mid-1990s, scientists at the University of Parma, in Italy, made a discovery so novel that it shifted the way psychologists discuss the brain. After researchers implanted electrodes into the heads of monkeys, they noticed a burst of activity in the premotor cortex when the animals clutched a piece of food.

8 May 2007

MDCT eliminates need for catheter angiography for aortic injury diagnosis

Contrast-enhanced 64-MDCT that definitively reveals acute trauma to the aorta does not need confirmation from invasive catheter angiography, which saves valuable time in treating patients in trauma centers, according to a new study by researchers from the Medical University of South Carolina in Charleston.

8 May 2007

One-third of older Americans not treated for glaucoma

Almost one-third of older Americans diagnosed with primary open angle glaucoma (POAG) are not treated medically or surgically for the condition according to a study presented at the Association for Research in Vision and Ophthalmology (ARVO) Annual Meeting in Fort Lauderdale, Fla.

8 May 2007

Simple blood test could predict relapse or survival for children and young adults with acute leukemias

A review of young leukemia patients over the past decade has shown that the absolute lymphocyte count (ALC), a measure of normal immune cells found on every complete blood count report, is a powerful predictor of survival for young patients with leukemia.

8 May 2007

First comprehensive profile of cell movement

Researchers at the University of California, San Diego (UCSD) School of Medicine have developed new technology which, combined with proteomics, the large-scale study of the structure and function of proteins and their functions, has allowed them to map an extensive network of the signaling proteins that control cell movement.

8 May 2007

Scientists create cheaper 3-D ultrasound device

Almost every doctor's surgery has an ultrasound scanner. Medical ultrasonography allows us to see an unborn child in its mother's womb and helps to detect gall stones or identify tumor-like lumps.

8 May 2007

High intracoronary attenuation significantly improves diagnostic accuracy in 64-slice CT-CA of the coronary arteries

For the study, 170 patients with suspected coronary artery disease underwent CT-CA. The average vascular attenuation measured in the aortic root and in coronary arteries was used to divide the population into two groups of 85 patients each, one with low attenuations and one with high.

8 May 2007

Australian study of Indigenous people and health

Collaborating with the Traditional Owners of western and central Arnhem Land, the ,Healthy Country, Healthy People, study assessed the health outcomes of Indigenous people compared to their involvement in natural and cultural resource management.

8 May 2007

Discovery of molecules with potential to treat breast cancer

Hamilton College researchers have identified molecules that have been shown to be effective in the fight against breast cancer.

8 May 2007

New evidence-based guidelines for patients with chronic obstructive pulmonary disease

New evidence-based guidelines from the American College of Chest Physicians (ACCP) and the American Association of Cardiovascular and Pulmonary Rehabilitation (AACVPR) recommend a comprehensive pulmonary rehabilitation program for patients with chronic obstructive pulmonary disease (COPD), citing that pulmonary rehabilitation can help improve a patient's exercise tolerance, dyspnea, and health-related quality of life, as well as decrease hospital stay and health-care utilization.

8 May 2007