The California Technology Assessment Forum is requested to review the scientific evidence for the use of low dose spiral computerized tomography (LDCT) as a modality for lung cancer screening.

The quantity Ca, also called Computed Tomography Air Kerma Index can be measured free in ... Can I reduce the radiation dose in spiral CT by increasing the pitch factor? Yes but other factors must be ...

A number of three-dimensional imaging modalities, such as magnetic resonance imaging, electron beam computed tomography, ultrasonography, and multislice computed tomography have been introduced in ...