In keeping with the increasing utilization of CT examinations, the greater concern about
radiation hazards from examinations has been addressed. In this regard, CT radiation dose …

OBJECTIVE. The purpose of this article is to use clinical scenarios to explore aspects of
ionizing radiation imparted to patients undergoing CT examinations. Examination …

Paediatric patients have a higher average risk of developing cancer compared with adults
receiving the same dose. The longer life expectancy in children allows more time for any …

OBJECTIVE. The purpose of this study was to evaluate in phantoms the dose reduction to
anterior surfaces and image quality with organ-based tube-current modulation in head and …

Purpose: The purpose of this work was to evaluate dose performance and image quality in
thoracic CT using three techniques to reduce dose to the breast: bismuth shielding, organ …

AIM: To evaluate the image quality and dose reduction capability of non-enhanced chest
computed tomography (CT) examinations using iterative reconstruction in image space …

Abstract Background and Objectives: Automatic segmentation of the cerebral vasculature
and aneurysms facilitates incidental detection of aneurysms. The assessment of aneurysm …

New imaging technologies utilising X rays and radiopharmaceuticals are continuously under
development. The benefit of computed tomography (CT) has been so dramatic that there is a …

Concerns over need for CT radiation dose optimization and reduction led to improved
scanner efficiency and introduction of several reconstruction techniques and image …

Growth in computed tomography (CT) technology has had phases of rapid progress. The
early 1970s were marked with invention and introduction of 4 generations of step-and-shoot …