CHICAGO (Reuters), Nov 17 - Cancer experts fear new U.S. breast imaging guidelines that recommend against routine screening mammograms for women in their 40s may have their roots in the current drive in Washington to reform healthcare.  

ORLANDO, Florida (Reuters), Nov 17 - The battery of tests given to a patient having a heart attack in a U.S. hospital adds up to a dose of radiation equivalent to 725 chest x-rays, researchers reported on Monday.  

NEW YORK (Reuters Health), Nov 17 - Patients with normal stress myocardial perfusion imaging on single-photon emission computed tomography (SPECT) do not need additional rest imaging, say researchers from The Methodist Hospital in Houston.  

NEW YORK (Reuters Health), Nov 17 - Radiofrequency (RF) ablation is widely used to treat hepatic metastases from colorectal cancer, but an American Society of Clinical Oncology evidence review warns there is no proof of the efficacy and efficiency of this approach.  

In a blow to mammography advocates, the U.S. Preventive Services Task Force (USPSTF) today changed its recommendation on mammography screening to advise women to start at age 50 rather than at 40.  

ORLANDO, FL - Screening the hearts of top student athletes takes more than just an electrocardiogram (ECG), researchers said on Sunday at the American Heart Association's annual conference: Ultrasound is key to finding more athletes at risk.  

A new study has found that FDG-PET/CT can provide important information on patients with Crohn's disease that can help determine whether medical therapy or surgery is the correct course of action.  

AuntMinnie.com continues its tradition of extensive coverage of the world's largest medical imaging conference, RSNA 2009. To help you best utilize your time at the meeting we’re highlighting key scientific and educational presentations to be held during the meeting, November 29-December 4 in Chicago.  

NEW YORK (Reuters Health), Nov 16 - A therapeutic delay of 60 days or longer is associated with decreased survival from rectal cancer, say researchers from Denmark in the October issue of the British Journal of Surgery.  

More patients received excessive radiation doses during brain perfusion CT scans than previously thought, according officials from Cedars-Sinai Medical Center in Los Angeles. The medical center also said that it has offered free medical care for patients who are affected.