First direct comparison of newer imaging modalities shows equal accuracy in diagnosing coronary artery stenosis. Newer MRI and CT-angiography proved nearly equal in identifying significant stenosis, and were equally accurate in predicting the need for revascularization in patients with known corona...

According to a recent study, using Computed Tomography (CT) scans can significantly aid doctors in diagnosing the causes of abdominal pain in emergency departments more accurately and rapidly. The study took place at Massachusetts General Hospital (MGH), and its findings are highlighted in the Febru...

Researchers at the University of Cincinnati reported that CT scans can be more effective in detecting cases of lung cancer in high risk populations, if the scans were followed by clinical routine with a multidisciplinary care team.   These results have been reached after a clinical trial...

It has been discovered lately that men who undergo screening and have negative results for lung cancer are not trying to give up smoking more than those predicted to have lung cancer and need follow up, according to a Dutch study. A US study recommended screening of the lungs of heavy smokers with ...

According to the radiation oncologists at Mayo Clinic, they were capable of decreasing the number of lymph nodes critical for removing fluid from the arm that subjected to damaging radiation doses by 55% with the utilization of a specialized scan. The researchers reported that integrating single ph...

Children patients with shunted hydrocephalus may be at risk of developing a radiation-related deadly cancer as adults by undergoing the common neuroimaging procedure, CT imaging. For the very young children, in order to avoid high radiation dose exposure, it was agreed to use rapid MRI of the brain ...

A new nationwide safety effort started this week in Chicago to urge healthcare providers to stop the overuse of radiation on patients during medical exams. The first step in the Image Wisely campaign is a pledge, signed until now by approximately 700 healthcare providers, to use the least radiation ...

CT scans and other diagnostic imaging procedures are increasingly ordered by doctors raising the patients' exposure to radiation with all its potential hazards. Therefore, two Canadian physicians, in the Journal of the American Medical Association, have called for the necessity to inform patients ab...

The United States FDA mentioned that CT brain perfusion scans, which subjected patients to higher levels of radiation, are working well , without any over radiation risk for patients. The agency convinced patients that they were subjected to radiation overdose because the devices were not being used...

A recently conducted study at the department of urology, St. Michael's Hospital, University of Toronto, to evaluate the effectiveness of ultrasound in detecting stones of urinary tract, found that ultrasound has significant limitations regarding identifying and measuring the stone. The ultrasound di...