Study Expands Window For Effective Stroke Treatment Jun 1, 2009
22, 2008) New research has found that the availability of a portable eight-slice computed tomography scanner in an emergency room can significantly increase the number of stroke victims who receive a. (Sep. (Science Daily)
Diagnostic problems with parasitic and non-parasitic splenic cysts May 29, 2009
All patients were assessed in terms of age, gender, hospital stay, preoperative diagnosis, additional disease, serology, ultrasonography, computed tomography (CT), cyst recurrences and treatment. Results. (BioMed Central)
Triple Drug Combination Is Promising Option To Treat Metastatic HER2+ Breast Cancer May 23, 2009
Among the patients studied, 28 (58 percent) had a partial response, a reduction in the size of the metastatic tumor of more than 30 percent by computed tomography. Four patients had a complete response with no more evidence of metastasized tumors on diagnostic scans, the researchers say. (Science Daily)
Early Exposure To Tobacco Smoke May Lead To Early Emphysema Later May 22, 2009
"We hypothesized that environmental tobacco smoke in childhood may be one such early insult, associated with signs of early emphysema detectable on computed tomography (CT) scan in adulthood and perhaps lower lung function detectable by spirometry.". Emphysema is an anatomically defined condition that overlaps substantially with chronic obstructive pulmonary disease, the fourth leading cause of death worldwide. (Science Daily)
CT scan to help scientists diagnose role of clouds in climate May 21, 2009
"Our approach is very similar to x-ray computed tomography (CT), used by doctors to diagnose disease, but this time the patients are clouds," said Huang. A CT scanner obtains x-ray data of the body "slice by slice" using detectors that rotate around the patient. (EurekAlert! -- Business News)
Of Body And Mind, And Deep Meditation May 21, 2009
Single photon emission computed tomography (SPECT) -- a scanning method less distracting than functional magnetic resonance imaging (fMRI) -- showed IBMT subjects had increased blood flow in the right anterior cingulate cortex, a region associated with self regulation of cognition and emotion. Physiological tests also revealed significant changes. (Science Daily)
CMS Denial of Coverage for Virtual Colonoscopy May Cost Lives May 13, 2009
May 12 /PRNewswire-USNewswire/ -- Today's determination by the Centers for Medicare and Medicaid Services (CMS) to not cover screening computed tomography colonography (CTC), also known as virtual colonoscopy, exams is not supported by the latest clinical evidence and may result in tens of thousands of unnecessary deaths each year from colorectal cancer, particularly among minority and underserved populations. CMS should reverse this determination and provide full coverage of CT colonography or... (PR Newswire)
Does the Availability of Positron Emission Tomography modify Diagnostic Strategies for Solitary Pulmonary Nodules? An Observational Study in France May 11, 2009
In an observational study, we examined reports of computed tomography (CT) performed and mentioning "spherical lesion", "nodule" or synonymous terms. We found 11,515 reports in a before-PET period, 2002-2003, and 20,075 in an after-PET period, 2004-2005. (BioMed Central)
Overview of Seizures May 10, 2009
If necessary, further evaluation can entail imaging with computed tomography (CT) or magnetic resonance imaging (MRI) to rule out causes within the brain and electroencephalography (EEG) to assess brain wave patterns that may suggest an epileptic seizure. Treatment. (Suite101.com)
From cars to cancer: UH professor employs auto industry tools for tumor therapy May 7, 2009
Traditional computed tomography sessions, also known as CT scans, require a large series of two-dimensional X-ray images that, when combined, provide detailed three-dimensional images of many types of tissue. "A CT scan is used to collect information with respect to tumor size, location and volume," he said. (EurekAlert! -- Business News)
Early detection of lung cancer: New data presented at multidisciplinary meeting May 3, 2009
In one study presented at the conference, Italian researchers compare two computed tomography techniques for diagnosing indeterminate lung lesions, finding that a form of single-photon emission computed tomography could offer an alternative method in situations where positron emission tomography is not available. In another abstract, UK scientists report that a new approach to diagnosis that ensures a patient has had a chest CT scan before they attend a clinic has the potential to reduce the... (EurekAlert!)
Mummified puppy found in Egyptian tomb May 2, 2009
Computed tomography creates detailed three-dimensional images of objects by compiling multiple photographed "slices.". The researchers had no trouble sliding the mummies into the machine, but the mummies' length required two partial body scans with overlaps. (MSNBC -- Environment)
New Study Argues For CT Colonography As Primary Colon Cancer Screening Test May 1, 2009
22, 2008) New research reveals that computed tomography colonography, also known as virtual colonoscopy, has the potential to screen for two diseases at once -- colorectal cancer and osteoporosis, both of. . (Science Daily)
* Cabinet approves plan to boost health care sector May 1, 2009
Upon creating the system, it will be possible to transmit records over the Internet with the permission of the patient and the hospital that has the original case history documentation, including X-ray images, computed tomography and magnetic resonance imaging, Yeh said. The program would cost the government NT$1. (Taipei Times, Taiwan -- World)
IAEA Urges Scheme to Track Radiation in Patients May 1, 2009
The IAEA said there was concern about computed tomography (CT) scans because they deliver especially high doses of radiation. One CT scan has around the same radiation dose as 500 X-rays. (MEDLINEplus)
Computerized Scan Detects Heart Disease Apr 30, 2009
Of the 368 people in the study, computed tomography angiography (CTA) was 100 percent effective in identifying the 31 who actually had acute coronary syndrome, according to a report in the April 28 issue of the Journal of the American College of Cardiology. None of the people who were cleared by the scans had a coronary event in the following six months. (MEDLINEplus)
IAEA calls for enhanced radiation protection of patients Apr 30, 2009
Concern surrounds procedures such as computed tomography (CT) scans because they deliver higher doses of radiation to patients in comparison to conventional X-rays (radiographs). It's been estimated that the average radiation dose of one CT scan is equal to roughly 500 chest X-rays. (EurekAlert! -- Business News)
Radiographic features of Mycoplasma pneumoniae pneumonia: differential diagnosis and performance timing Apr 29, 2009
The purpose of this study was to clarify the pattern of abnormalities with Mycoplasma pneumoniae pneumonia on chest computed tomography (CT) and whether the radiographic findings could distinguish M. pneumoniae pneumonia from Streptococcus pneumoniae pneumonia. Methods. (BioMed Central)
AUA counters mainstream recommendations with new best practice statement on PSA testing Apr 28, 2009
Computed tomography or magnetic resonance imaging scans may be considered for the staging of men with high-risk clinically localized prostate cancer when the PSA is greater than 20. 0 ng/mL or when locally advanced or when the Gleason score is greater than or equal to 8. (EurekAlert!)
Early-stage Lung Cancer Identified Using Computer-aided System Apr 28, 2009
(May 31, 2005) Annual screening with helical computed tomography (CT) can help radiologists detect lung cancers at their earliest, most curable stage, but has not been shown to reduce mortality from the disease. (Oct. (Science Daily)
Smart Material Technology Adapted To Repairing Skeletal Malformations Succeeds Apr 19, 2009
Medical physicists used computed tomography to compose a picture of the body within an ancient mummy. The scan provided more detail in both bone and. (Science Daily)
From Fish To Landlubber: Earlier Transition? Apr 19, 2009
Rather than trying to remove them -- an action that would have destroyed much of the evidence -- the researchers studied the fossils inside the stone with computed tomography (CT) scanning. Callier "reconstructed" the animals using imaging software (Amira and Mimics) to analyze the CT scans, focusing on the shapes of the two species' upper arm bones, or humeri. (Science Daily)
Radon Spa Therapy For Arthritis Apr 17, 2009
In comparison to a radiograph of the lumosacral spine that uses a dose of about 40 mSv or a computed tomography (CT) scan with a dose of 80 mSv, typical series of radon baths result in a cumulative exposure of 0. 8 mSv. (Suite101.com)
Using PET/CT imaging, UCLA researchers can tell after a single treatment if chemotherapy is working Apr 15, 2009
Using a combination Positron Emission Tomography (PET) and computed tomography (CT) scanner, researchers monitored 50 patients undergoing treatment for high-grade soft tissue sarcomas. The patients were receiving neoadjuvant chemotherapy treatments to shrink their tumors prior to surgery. (EurekAlert!)
Ovarian Cancer Screening Not Catching Early Disease Apr 12, 2009
(June 16, 2008) Combined positron emission tomography and computed tomography scanning of patients in the early stages of ovarian cancer can enable physicians to determine whether the cancer has spread to nearby. . (Science Daily)
Brown Fat Equals Good Fat Apr 11, 2009
Scientists used a high-tech imaging positron-emission tomography and computed tomography (PET-CT) scan to determine how many calories were used and how much fat was burned. The results suggest that brown fat plays an important role in regulating blood glucose levels and burning excess calories. (Suite101.com)
'Brown fat' discovery may help against obesity Apr 11, 2009
In the new NEJM reports, three independent research teams have confirmed that this is the case, indeed, and that integrated positron-emission tomography and computed tomography (PET-CT) scans can be used not only to identify it but to measure its metabolic activity. In their report, Cypess and his colleagues reviewed 3,640 PET-CT scans performed on 1,972 patients at Beth Israel Deaconess Medical Center in Boston for various diagnostic reasons. (CNN -- Health)
Economic Downturn Forces Some Healthcare Facilities to Defer Capital Expenditures for Imaging Equipment Apr 11, 2009
The three-year agreement, which renews May 1, 2009, allows Broadlane client healthcare facilities to access magnetic resonance imaging (MRI), computed tomography (CT), positron emission tomography/computed tomography (PET/CT), nuclear medicine, ultrasound, bone densitometry, cardiac/angio and digital mammography mobile services from DMS Health Technologies. The continued partnership with Broadlane allows DMS to provide flexible diagnostic imaging services to their client healthcare facilities... (Primezone Releases)
Accurate Assessment Of Heart Disease Leads To Earlier, More Aggressive Therapy Apr 10, 2009
10, 2009) In a study comparing the ability of various medical techniques to accurately determine the extent of heart disease and stratify patients according to disease severity, researchers found that myocardial perfusion testing with gated single photon emission computed tomography (gated SPECT) was a more accurate predictor of prognosis in chronic ischemic heart disease (IHD) a painful condition caused by a temporary reduction of oxygen-rich blood to the heart. See also. (Science Daily)
Cold-Activated Brown Adipose Tissue in Healthy Men Apr 9, 2009
Putative brown-adipose-tissue activity was determined with the use of integrated 18F-fluorodeoxyglucose positron-emission tomography and computed tomography. Body composition and energy expenditure were measured with the use of dual-energy x-ray absorptiometry and indirect calorimetry. (New England Journal of Medicine)
MetroSouth Medical Center Selects Broadlane to Provide Comprehensive Supply Chain Services Apr 7, 2009
Broadlane client hospitals saved approximately 25 percent and up to three months of research and negotiation time on new computed tomography (CT) scanners through participation at a recent Broadlane Live Group Buy. "We are pleased to welcome MetroSouth Medical Center as a Broadlane client," said Julie Plaga, senior vice president - new business development, Broadlane. (Yahoo News -- Press Releases)
After Heart Attack, Bone Marrow Stem Cells Increase Blood Flow Within Heart Apr 6, 2009
Doctors assessed healing and remodeling of patients' hearts with nuclear (single photon emission computed tomography) stress testing, magnetic resonance imaging, and echocardiography three months and six months later. Patients receiving higher doses of cells had greater improvement in blood flow within the heart than those patients treated with lower doses or those receiving medication alone. (Science Daily)
Young Pulsar Shows Its Hand Apr 5, 2009
3, 2006) Scientists at the University of North Carolina at Chapel Hill have developed a new method to create computed tomography (CT) images using carbon nanotube X-rays that works much faster than. (Sep. (Science Daily)
Pak-Rites growth stalled by economic downturn Apr 4, 2009
Founded in 1996, Pak-Rite s main business continues to be tied to the manufacturing of wood containers designed for customers that include medical equipment manufacturers, such as , that need to safeguard the transport of high-tech, expensive machines like X-ray, ultrasound and computed tomography (CT) equipment. Aerospace manufacturers also are among Pak-Rite s customers. (Milwaukee Business Journal, WI)
AP: CT scan reveals hidden face under Nefertiti bust Apr 3, 2009
A team led by Dr. Alexander Huppertz, director of the Imaging Science Institute at Berlin's Charite hospital and medical school, discovered a detailed stone carving that differs from the external stucco face when they performed a computed tomography, or CT, scan on the bust. The findings, published Tuesday in the monthly journal Radiology, are the first to show that the stone core of the statue is a highly detailed sculpture of the queen, Huppertz said. (Missourian Publishing, MO)
Infotainment Apr 2, 2009
The delicately sculpted face on the interior, revealed when the bust underwent a computed tomography (CT) scan, indicates. Creations of Indian designer Anamika KhannaMumbai: Models walks on the ramp to display the creations of Indian designer Anamika Khanna on the final day of the Lakme Fashion Week. (Daily Times, Pakistan)
Numerous CT Scans Over Lifetime May Increase Cancer Risk Apr 2, 2009
31, 2004) The risk of cancer mortality from a single full-body computed tomography (CT) scan is modest, but not negligible, and the risks resulting from elective annual scans are much higher, according to a. (July 24, 2008) For patients with head and neck cancer, accurately determining how advanced the cancer is and detecting secondary cancers usually means undergoing numerous tests - until now. (Science Daily)
June E. Nylen Cancer Center announces new break-through cancer detection method Apr 1, 2009
June E. Nylen Cancer Center announced the introduction of PET/CT (Positron Emission Tomography combined with Computed Tomography) cancer imaging services to the greater Siouxland region. "We're very happy to have it here," said Karen Van De Steeg, Executive Director of June E. Nylen Cancer Center. (Storm Lake Pilot Tribune, IA)
Slide Show: The Hidden Face of Nefertiti Apr 1, 2009
Using computed tomography, researchers uncover the original molds for the royal sculpture ... A new computed tomography (CT) scan of the famous Nefertiti bust reveals a hidden face beneath its painted stucco exterior. (Scientific American)
Two faces of Nefertiti Apr 1, 2009
A team led by Dr. Alexander Huppertz, director of the Imaging Science Institute at Berlin s Charite hospital and medical school, discovered a detailed stone carving that differs from the external stucco face when they performed a computed tomography, or CT, scan on the bust. AP. (Atlanta Journal-Constitution)
Dealing with dwarfism Apr 1, 2009
Therefore, the American Academy of Pediatrics recommends that all infants with achondroplasia be screened via computed tomography (CT) scan or magnetic resonance imaging (MRI), so that this condition can be treated surgically before it causes further medical problems. "With so many medical specialties involved, each needs to be aware of all of the symptoms of achondroplasia," stated study co-author Eric D. Shirley, MD, lieutenant commander, Medical Corps, United States Navy, and attending... (EurekAlert!)
AC133+ progenitor cells as gene delivery vehicle and cellular probe in subcutaneous tumor models: a preliminary study Mar 28, 2009
MRI and single photon emission computed tomography (SPECT) images were acquired 3 and 7 days after cell injection, with a 7 Tesla animal MRI system and a custom built micro-SPECT using Tc-99m, respectively. Expression of hNIS in accumulated cells was determined by staining with anti-hNIS antibody. (BioMed Central)
Gorilla gets MRI at Bronx Zoo Mar 27, 2009
The method is more effective at imaging organs and soft tissue than the CT scan (computed tomography) and is often used in neurological scans. The scans are achieved with a powerful magnetic field that aligns hydrogen atoms within the body of the patient. (EurekAlert!)
Difference in fat storage may explain lower rate of liver disease in African-Americans Mar 27, 2009
Starting in the year 2000, more than 2,100 participants provided blood samples and underwent multiple body scans with magnetic resonance imaging and computed tomography to examine the liver, heart and other organs. Body composition, including fat distribution, also was scrutinized. (EurekAlert!)
Vaccine To Prevent Colon Cancer Being Tested In Patients Mar 26, 2009
2, 2003) Three-dimensional computed tomography (CT) colonography, also known as virtual colonoscopy, is more sensitive and less invasive than conventional colonoscopy in screening average-risk patients. (Oct. (Science Daily)
CT Scans of Pregnant Women Increasing Mar 19, 2009
"The rate of increase was highest for computed tomography (CT).". Lazarus acknowledged that many people worry that the radiation used in these scans might harm the fetus. (MEDLINEplus)
LOCAL CARDIOLOGIST GIVES ADVICE FOR HEART HEALTH Mar 17, 2009
He has a wall of accolades and can list half a dozen certifications by American boards and another by the board of cardiovascular computed tomography. I m 41 years old, and I m still trying for more, Ezeldin said with a smile. (Pine Bluff Commercial, AR)
Metabolic And Neurological Disorders May Share Common Risk Factors Mar 16, 2009
Participants' adiposity (fat level) was assessed by body mass index, waist circumference, sagittal diameter (distance between the back and the highest point of the abdomen), total fat mass and subcutaneous (beneath the skin) and visceral fat (fat between the internal organs) measured by computed tomography. Men whose measurements were higher were more likely to experience declines in scores on a cognitive functioning test administered at the beginning of the study and again after three, five and... (Science Daily)
Freezing Kidney Cancer: Hot Treatment Should Be New Gold Standard For Destroying Small Tumors Mar 16, 2009
Using computed tomography (CT) imaging, researchers could view tumors and probes in real time. Interventional cryoablation "has an excellent safety profile," said Georgiades. (Science Daily)
Research on new treatments for Alzheimer's under way in Jenkintown Mar 11, 2009
The Adler Institute has the only fixed PET/CT (positron emissions tomography and computed tomography) scanner in Eastern Montgomery County, said Adler, a pioneer in PET, PET/CT and 3-D coronary artery imaging and former chief of nuclear medicine at Fox Chase Cancer Center. Comparing the technology to a satellite view of weather patterns imposed on a map of the United States to show where storms will occur, Adler said the CT image - a precise display of the body's anatomy - is combined with the... (Springfield Sun, PA)
Ishrak takes on challenge at GE Mar 11, 2009
In his new role, Ishrak is in charge of all of the medical equipment business within GE Healthcare, which includes computed tomography, magnetic resonance, ultrasound, monitoring, molecular imaging, X-ray, interventional, life support and home health products. An area of focus for GE Healthcare systems will be making health care equipment smaller as a means of allowing patients greater access to health care. (Milwaukee Business Journal, WI)
Siemens, GE Will Fight Obama Plan to Decrease Costs of Using MRIs, X-Rays Mar 7, 2009
Doctors ordered almost X-rays, magnetic resonance imaging tests, computed tomography scans and other procedures in 2006, according to the Reston, Virginia-based American College of Radiology. Medicare paid for a third of them. (Bloomberg -- Germany)
Radiation Exposure Of U.S. Population: American Association of Physicists in Medicine Comments On Controversial Report Mar 6, 2009
However, a key finding of the report is that there has been a dramatic increase in the amount of radiation from medical imaging procedures, including computed tomography (CT) and cardiac nuclear medicine examinations ... 20, 2008) Aiming to promote the best medical imaging practices nationwide and help ensure the health and safety of the millions of people who undergo computed tomography scans each year in the United States. (Science Daily)
Health: Time for a radiation reality check? Mar 6, 2009
Behind the numbers The increase in radiation is largely in the number of CT, or computed tomography, scans being performed in the country. While in 1980 these scans were just beginning to be widely used, by now they have taken hold as a major diagnostic tool with many applications. (MSNBC -- Environment)
Medical Radiation Exposure Of The U.S. Population Greatly Increased Since The Early 1980s Mar 6, 2009
The increase was due mostly to the higher utilization of computed tomography (CT) and nuclear medicine. These two imaging modalities alone contributed 36 percent of the total radiation exposure and 75 percent of the medical radiation exposure of the U.S. population. (Science Daily)
Overexposed? Frequent scans up cancer risk Mar 4, 2009
In November, a 10-year study by a team at the University of California, San Francisco, found use of computed tomography or CT scans, an advanced type of X-ray, doubled among patients in a large managed care plan between 1997 and 2006. Thrall said advanced diagnostic scans have revolutionized the way doctors can treat patients, eliminating the need for unnecessary exploratory surgery and improving patient care. (MSNBC -- Health)
Medical distributor announces OK from FDA Feb 24, 2009
Greensboro-based Neuisys Imaging System Solutions said Monday that the Food and Drug Administration has granted clearance for the NeuViz 16 multi-slice computed tomography, or CT, system. Kim Russell, Neuisys president and CEO, said the CT system is marketed toward community hospitals, diagnostic imaging centers, urologists, gastroenterologists, surgeons, oncologists and others who perform in-house CT services. (Business Journal of the Greater Triad Area)
Fibromyalgia Pain Linked To Central Nervous System Dysfunction Feb 18, 2009
4, 2008) Using single photon emission computed tomography, researchers in France were able to detect functional abnormalities in certain regions in the brains of patients diagnosed with fibromyalgia. (Feb. (Science Daily)
UT tech-transfer program completes new round of project funding Feb 16, 2009
And $9,000 was awarded to Dr. Jorge Lopera of the Health Science Center s Department of Radiology for the development of a hand-held device that can measure angulations during CT (computed tomography) guided procedures. In addition, $25,000 was awarded through the Proof of Concept Roadrunner grant program to Andrew Tsin, professor in the Department of Biology at the University of Texas at San Antonio, for the construction of an instrument that can diagnose eye diseases, such as diabetic... (San Antonio Business Journal, TX)
Acute and Chronic Sinusitis Feb 15, 2009
In some cases, a physician may order computed tomography (CT) or magnetic resonance imaging (MRI) of the sinuses to visualize certain abnormalities, such as a nasal tumor. Other tests may be done to rule out associated conditions that may predispose the patient to sinusitis, such as HIV infection. (Suite101.com)
High-tech Tests Allow Anthropologists To Track Ancient Hominids Across The Landscape Feb 14, 2009
13, 2009) Dazzling new scientific techniques are allowing archaeologists to track the movements and menus of extinct hominids through the seasons and years as they ate their way across the African landscape, helping to illuminate the evolution of human diets. Piecing together relationships between the diets of hominids several million years ago to that of early and modern humans is allowing scientists to see how diet relates to the evolution of cognitive abilities, social structures, locomotion... (Science Daily)
PET/CT May Improve Prognosis For Patients With Inflammatory Breast Cancer Feb 12, 2009
11, 2009) In the largest study to date to evaluate fluorodeoxyglucose positron emission tomography combined with computed tomography (FDG-PET/CT) in the initial staging of inflammatory breast cancer (IBC), researchers were able to identify the precise location and extent of metastasis (spread of disease), offering the potential for a better prognosis for patients with this rare, but aggressive form of breast cancer ... Now a new procedure, dedicated breast computed tomography (CT), promises to... (Science Daily)
When the sizzle fizzles Feb 10, 2009
These scans on 64-slice computed tomography or CT make sense for many of the women or men who come to his practice, even if they have normal cholesterol levels or good blood pressure, according to Maki. In erectile dysfunction, endothelial cell damage can impede blood flow in a process similar to that seen elsewhere in the body, he said, making it a red flag for early heart disease. (Florida Today)
Order In The Cortex! Feb 8, 2009
In the United States, judges allow several kinds of brain scans, such as CT, PET and SPECT (single photon emission computed tomography) scans, primarily to show structural damage - a lesion, a tumor, some gross injury - as a mitigating factor for the defense in a criminal trial or to establish damages in a civil suit. The scans are most frequently found in sentencing hearings, where evidentiary rules are the least stringent, and, as forensic neuroscience consultant Daniel Martell told the New... (San Francisco Chronicle -- Science)
Microcoils Help Locate Small Lung Nodules Feb 8, 2009
8, 2009) A new technique combining computed tomography (CT) with fiber-coated surgical microcoils allows physicians to successfully locate and remove small lung nodules without the need for a more invasive procedure, according to a new study ... 23, 2004) One in three smokers or former smokers screened for lung cancer at a baseline and one year follow-up visit using a recent advance in computed tomography tested positive according to a new study ... (May 31, 2005) Annual screening with helical... (Science Daily)
