http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Results of a large-scale clinical trial presented today at the annual meeting of the Radiological Society of North America (RSNA) provide the first strong evidence of the benefit of annual screening ultrasound for women with dense breasts who are at elevated risk for breast cancer. In addition, the study confirmed that MRI is highly sensitive in depicting early breast cancer. http://www.physorg.com/news178952347.html Medicine & Health Wed, 02 Dec 2009 05:01:20 EST news178952347 Targeted breast ultrasound of suspicious areas of the breast, including lumps, is a safe, reliable and cost-effective alternative to invasive biopsies for women under age 40, according to the findings of two studies presented today at the annual meeting of the Radiological Society of North America (RSNA). http://www.physorg.com/news178951580.html Medicine & Health Wed, 02 Dec 2009 04:47:13 EST news178951580 A study presented today at the annual meeting of the Radiological Society of North America (RSNA) revealed that MRI is a highly accurate means of identifying placenta accreta, a potentially life-threatening and increasingly common condition that is the leading cause of death for women just before and after giving birth. http://www.physorg.com/news178868311.html Medicine & Health Tue, 01 Dec 2009 07:20:02 EST news178868311 Elastography is an effective, convenient technique that, when added to breast ultrasound, helps distinguish cancerous breast lesions from benign results, according to an ongoing study presented today at the annual meeting of the Radiological Society of North America (RSNA). http://www.physorg.com/news178786052.html Medicine & Health Mon, 30 Nov 2009 08:50:02 EST news178786052 Using mannequins to teach doctors-in-training how to do ultrasound-guided procedures is an effective way to improve their skills without compromising patient care and safety, according to a new study from Henry Ford Hospital. http://www.physorg.com/news178734811.html Medicine & Health Sun, 29 Nov 2009 16:34:02 EST news178734811 (PhysOrg.com) -- Longer toes may give sprinters a leg up on other runners, according to a new study. http://www.physorg.com/news177258013.html Biology Thu, 12 Nov 2009 14:20:49 EST news177258013 When a fetus is smaller than expected for the number of weeks of pregnancy, due to associated problems like a poorly developed heart, health concerns as severe as brain damage can result. http://www.physorg.com/news177083076.html Medicine & Health Tue, 10 Nov 2009 13:47:16 EST news177083076 New Mayo Clinic research studied the association between prostate-specific antigen (PSA) levels and prostate size and found that routine annual evaluation of prostate growth is not necessarily a predictor for the development of prostate cancer. However the study suggests that if a man's PSA level is rising quickly, a prostate biopsy is reasonable to determine if he has prostate cancer. These findings are being presented this week at the North Central Section of the American Urological Association in Scottsdale, Ariz. http://www.physorg.com/news177076035.html Medicine & Health Tue, 10 Nov 2009 12:00:01 EST news177076035 The American Thyroid Association has released new, revised Management Guidelines for the diagnosis and treatment of patients with thyroid nodules and thyroid cancer. The new guidelines are published in Thyroid, a peer-reviewed journal published by Mary Ann Liebert, Inc. Thyroid is the official journal of the American Thyroid Association (ATA). http://www.physorg.com/news176652661.html Medicine & Health Thu, 05 Nov 2009 16:20:01 EST news176652661 (AP) -- The future of ultrasound technology, as interpreted by General Electric Co., looks a bit like a flip phone crossed with an iPod. http://www.physorg.com/news175326408.html Technology Wed, 21 Oct 2009 06:47:45 EST news175326408 (PhysOrg.com) -- Ultrasound technology routinely used to accurately predict characteristics that indicate carcass yield and value in cattle and swine can also be used in live sheep, Agricultural Research Service (ARS) scientists and cooperators have found. http://www.physorg.com/news174055701.html Biology Tue, 06 Oct 2009 13:50:02 EST news174055701 Beyond just jazzing up video games, one of the growing array of applications being found for the powerful graphics-oriented chips that Nvidia and Advanced Micro Devices sell is in speeding up medical imaging, which can be a lifesaving benefit. http://www.physorg.com/news171278830.html Electronics Fri, 04 Sep 2009 12:00:01 EST news171278830 (PhysOrg.com) -- It`s hard to imagine that cells and sound are related, but they are. According to one Ryerson University researcher, this relationship could mean big changes in cancer treatment, including more effective treatment monitoring, less invasive procedures and health care savings. http://www.physorg.com/news170522788.html Medicine & Health Wed, 26 Aug 2009 16:30:19 EST news170522788 All too often, a stethoscope and a doctor's touch are still the primary tools for diagnosing emergency-room patients. UC Irvine physician Chris Fox aims to change that. http://www.physorg.com/news169833592.html Medicine & Health Tue, 18 Aug 2009 17:50:02 EST news169833592 A new way to classify sounds in some human languages may solve a problem that has plagued linguists for nearly 100 years--how to accurately describe click sounds distinct to certain African languages. http://www.physorg.com/news166882422.html Other Sciences Wed, 15 Jul 2009 13:14:27 EST news166882422 Mental stress causes carotid artery dilation and increases brain blood flow. A series of ultrasound experiments, described in BioMed Central's open access journal Cardiovascular Ultrasound, also found that this dilatory reflex was absent in people with high blood pressure. http://www.physorg.com/news165808114.html Medicine & Health Fri, 03 Jul 2009 03:20:01 EST news165808114 If a lump is found in the breast of an adolescent girl, she often will undergo an excisional biopsy. http://www.physorg.com/news165148565.html Medicine & Health Thu, 25 Jun 2009 11:50:01 EST news165148565 A team of researchers at the University of Illinois has created the world's first acoustic "superlens," an innovation that could have practical implications for high-resolution ultrasound imaging, non-destructive structural testing of buildings and bridges, and novel underwater stealth technology. http://www.physorg.com/news165064464.html Physics Wed, 24 Jun 2009 12:15:56 EST news165064464 The Magnetic Resonance Center of the University Children's Hospital Zurich has achieved a world first break through in MR-guided, non-invasive neurosurgery. Ten patients have been successfully treated by means of transcranial high-intensity focused ultrasound. This fully non-invasive procedure opens new horizons for neurosurgery and the treatment of different neurological brain disorders. http://www.physorg.com/news164886382.html Medicine & Health Mon, 22 Jun 2009 11:10:01 EST news164886382 (PhysOrg.com) -- UCLA scientists report for the first time on the only known frog species that can communicate using purely ultrasonic calls, whose frequencies are too high to be heard by humans. Known as Huia cavitympanum, the frog lives only on the Southeast Asian island of Borneo. http://www.physorg.com/news161256967.html Biology Mon, 11 May 2009 10:36:36 EST news161256967 Computer engineers at Washington University in St. Louis are bringing the minimalist approach to medical care and computing by coupling USB-based ultrasound probe technology with a smartphone, enabling a compact, mobile computational platform and a medical imaging device that fits in the palm of a hand. http://www.physorg.com/news159537248.html Technology Tue, 21 Apr 2009 12:54:43 EST news159537248 A procedure used in conjunction with a vaginal ultrasound might make it easier to visualize and diagnose diseases in the lining of the uterus, researchers at UT Southwestern Medical Center have found. http://www.physorg.com/news158911591.html Medicine & Health Tue, 14 Apr 2009 07:07:16 EST news158911591 Selective abortion in favour of males has left China with 32 million more boys than girls, creating an imbalance that will endure for decades, an investigation released on Friday warned. http://www.physorg.com/news158563365.html Medicine & Health Fri, 10 Apr 2009 06:23:13 EST news158563365 Collagen injections can benefit women who still suffer from stress urinary incontinence (SUI) even after urethral or periurethral surgery, a UT Southwestern Medical Center researcher has found. http://www.physorg.com/news156521167.html Medicine & Health Tue, 17 Mar 2009 15:06:35 EST news156521167 (PhysOrg.com) -- A prototype "brain helmet" that provides real-time images of major blood vessels may enable emergency personnel to perform quick scans of potential stroke victims' brains, according to a team of Duke University bioengineers who developed the device. http://www.physorg.com/news153417596.html Medicine & Health Mon, 09 Feb 2009 16:00:40 EST news153417596 (PhysOrg.com) -- A prototype of a therapeutic ultrasound device, developed by a Cornell graduate student, fits in the palm of a hand, is battery-powered and packs enough punch to stabilize a gunshot wound or deliver drugs to brain cancer patients. It is wired to a ceramic probe, called a transducer, and it creates sound waves so strong they instantly cause water to bubble, spray and turn into steam. http://www.physorg.com/news148916503.html Medicine & Health Fri, 19 Dec 2008 13:41:43 EST news148916503 The use of ultrasound waves for deep vein thrombosis (DVT) may help dissolve blood clots in less time than using clot-busting drugs alone, according to researchers at Emory University. The study will be presented Sunday, Nov. 23, 2008 at the annual VEITHsymposium in New York City. http://www.physorg.com/news146669920.html Medicine & Health Sun, 23 Nov 2008 13:38:40 EST news146669920 Doctors use diagnostic sonography or ultrasound to visualise organs and other internal structures of the human body. Dutch researcher Koos Huijssen has developed a computer model that can predict the sound transmission of improved designs for ultrasound instruments. The computer model is capable of processing large quantities of data and can be run on both a PC and a parallel supercomputer. Erasmus University Medical Centre and Oldelft Ultrasound are now using this program to design a new sonographic transducer. http://www.physorg.com/news145019085.html Medicine & Health Tue, 04 Nov 2008 11:04:45 EST news145019085 In a twist on nontraditional uses of ultrasound, a group of neuroscientists at Arizona State University has developed pulsed ultrasound techniques that can remotely stimulate brain circuit activity. Their findings, published in the Oct. 29 issue of the journal Public Library of Science (PLoS) One, provide insights into how low-power ultrasound can be harnessed for the noninvasive neurostimulation of brain circuits and offers the potential for new treatments of brain disorders and disease. http://www.physorg.com/news144495604.html Medicine & Health Wed, 29 Oct 2008 10:40:04 EST news144495604 (PhysOrg.com) -- European researchers have developed highly sensitive ultrasound equipment that can detect tiny quantities of reflective microbubbles engineered to stick to specific tumour cells. The technique should pick up tumours early and improve patients' chances of survival. http://www.physorg.com/news143984904.html Medicine & Health Thu, 23 Oct 2008 12:48:24 EST news143984904