Leaders in Imaging: A conversation with Dr. Marcia Javitt
January 17, 2012 -- For this Leaders in Imaging installment, we spoke with Dr. Marcia Javitt, section editor for women's imaging at the American Journal of Roentgenology, about the challenges faced by women in radiology, as well as the unique skills they bring to the professional table.
Controversy erupts over CNN article on board 'recalls'
January 16, 2012 -- Reactions have been mixed to a CNN article published online last week that describes doctors' widespread use of "recalls" -- banks of test information gathered by residents who have memorized questions -- on the exam they take to become board-certified in radiology.
CORE 64: Calcium predicts CCTA effectiveness
January 16, 2012 -- A new analysis of coronary CT angiography (CCTA) demonstrates the need to obtain coronary calcium scores before scanning patients with suspected obstructive disease, while also underscoring the need for pretest calculation of disease probability, researchers report in the Journal of the American College of Cardiology.
Couch attenuation undermines radiotherapy plan quality
January 16, 2012 -- Treatment couches used to support a patient during intensity-modulated radiotherapy and arc therapy can unknowingly lead to an unacceptable reduction in dose to target structures. Rail placement can also affect the dose delivered.
BSGI helps detect more breast cancer, alter treatment
January 13, 2012 -- Breast-specific gamma imaging (BSGI) confirmed mammography, ultrasound, and MRI results in 55% of patients and identified additional malignant lesions, clarified ambiguous findings, or significantly changed patient management in 20% of cases, according to a study from California researchers.
ABR policy on exam recalls: Please read carefully
January 13, 2012 -- There has been intense debate regarding the American Board of Radiology's (ABR) recent policy changes on sharing exam items, but these changes go to the heart of maintaining professionalism in radiology, says Dr. Jannette Collins, chair of radiology at the University of Cincinnati College of Medicine, in this editorial.
U.S. may allow digital x-ray to monitor black lung in miners
January 12, 2012 -- A new proposal from the U.S. Department of Health and Human Services would allow lung scans of coal miners to be performed with digital x-ray systems in addition to traditional film-based radiography, according to a proposed rule appearing January 9 in the Federal Register.
Growing radiation dose for CF patients highlights risks
January 12, 2012 -- Patients with cystic fibrosis (CF) receive substantial radiation doses from medical imaging, especially CT, highlighting the need for careful management of radiation exposure in patients with chronic diseases, according to a new study in Chest that covers nearly two decades.
Decision-support software reduces volume of CTPA exams
January 11, 2012 -- A combination of clinical decision-support software and a good rapport between emergency physicians and radiologists is credited for decreasing the number of CT pulmonary angiography (CTPA) exams ordered to evaluate acute pulmonary embolism.
Contrast CT, PET/CT assess cancer therapy for melanoma
January 11, 2012 -- Dynamic contrast-enhanced CT and FDG-PET/CT can provide additional information to evaluate and confirm how well melanoma patients respond to immune-modulated and antiangiogenic cancer therapy, according to researchers from Dana-Farber Cancer Institute.
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