Ultrasound News and Research

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Ultrasound is a procedure in which high-energy sound waves are bounced off internal tissues or organs and make echoes. The echo patterns are shown on the screen of an ultrasound machine, forming a picture of body tissues called a sonogram. Also called ultrasonography.

Teal-time system plants 'seeds' against cancer

Radiation oncologists and urologists at the Kimmel Cancer Center at Jefferson and Thomas Jefferson University Hospital in Philadelphia have begun using a real-time system to implant radiation-emitting seeds in prostate cancer patients.

24 Sep 2007

Liver cancer marker could yield blood test for early detection

In the face of an emerging liver cancer crisis in Asia, researchers at the Chinese University of Hong Kong have developed a test that could help millions.

18 Sep 2007

Natural aorta grafts have few side effects for infection-prone patients

A vascular surgery technique pioneered at UT Southwestern Medical Center, in which veins are removed from the thigh to repair the aorta does not create blood-flow problems and painful side effects in a majority of patients, researchers report.

11 Sep 2007

Lasers used to zap viruses out of blood

A father-son research team working from separate laboratory benches across the country has discovered a new use for lasers - zapping viruses out of blood.

5 Sep 2007

Vaginal bleeding a sign of endometrial cancer

Women past menopause who experience any abnormal vaginal bleeding or spotting should contact their physician. It's one of the signs of endometrial cancer.

5 Sep 2007

Benefits and limitations of health tests offered in community settings

Consumers who queue up for health screenings at the mall, a senior center, a drug store or other retail business could benefit from the information they learn.

5 Sep 2007

Ultrasound to seal punctured lungs

A stretcher races through the entrance of a busy hospital. The car-accident victim lies on top and grimaces in pain. While surface injuries look gruesome, the real medical danger is invisible - internal organ damage caused by being crushed against the steering wheel.

30 Aug 2007

Small animal imaging facility is big boon to research

When powerful magnets line up the body's protons before radiofrequency waves can grab their attention away, it's called spin physics.

30 Aug 2007

Multifunctional nanoparticles for combining ultrasonic tumor imaging and targeted chemotherapy

A new targeted drug delivery method, which combines two nanoparticles into one larger one, uses ultrasound to image tumors and release the anticancer drug doxorubicin from "nanobubbles" into the same tumors.

22 Aug 2007

High-density diffuse optical tomography helps scan infant brains

Researchers hoping to better understand the development of the infant brain have long been stymied by a formidable obstacle: babies just don't want to sit still for brain scans.

22 Aug 2007

New method to detect infection in prosthetic joints

A team of Mayo Clinic researchers has discovered a new, more accurate diagnostic test to detect infection of prosthetic joints, potentially leading to better treatment options and patient outcomes.

17 Aug 2007

High-intensity focused ultrasound may alerts the immune system to cancer

An intense form of ultrasound that shakes a tumor until its cells start to leak can trigger an alarm that enlists immune defenses against the cancerous invasion, according to a study led by researchers at Duke University's Pratt School of Engineering.

8 Aug 2007

Statin drugs may delay progressive artery damage in children

Starting statin therapy as young as age 8 safely and effectively delays the early artery damage caused by familial hypercholesterolemia (FH), according to a Dutch study reported in the Aug.7th print issue of Circulation: Journal of the American Heart Association.

7 Aug 2007

More efficient way of detecting loosened artificial hip implants

Engineers at the University of Bath have developed a diagnostic test which measures the frequency of sound produced when the femur bone in the leg is vibrated.

3 Aug 2007

Key signs of appendicitis

A 5-year-old with abdominal pain, nausea and fever may have appendicitis or any of a number of other problems.

3 Aug 2007

Screening MRI allows detection of more breast cancers in high-risk women

Magnetic resonance imaging (MRI) enables radiologists to accurately identify tumors missed by mammography and ultrasound, according to a multicenter study comparing the three screening methods in women at high-risk for breast cancer.

1 Aug 2007

Focused ultrasound treatment of uterine fibroids offers long term symptom relief

A noninvasive, outpatient treatment for noncancerous uterine tumors provides sustained relief from symptoms, according to a new Mayo Clinic led collaborative study.

1 Aug 2007

More research needed on uterine fibroid treatment options

A systematic review of the research concerning treatment options for uterine fibroids, which affect most American women over 50, reveals surprisingly little evidence to help compare standard treatment recommendations, according to a report by researchers at the RTI International-University of North Carolina at Chapel Hill Evidence-based Practice Center, which is sponsored by the Agency for Healthcare Research and Quality.

27 Jul 2007

Correcting birth defects

Traditionally when a baby was born with a malformation of the lung or esophagus, they had to undergo open surgery involving a large chest incision with risk for serious complications.

18 Jul 2007

Advanced imaging algorithm makes for clearer ultrasound images

University of Virginia Engineering School Associate Professor William F. Walker and Research Associate Francesco Viola have developed a new tool - an advanced imaging algorithm - that is, quite literally, transforming the way we see things.

17 Jul 2007