This is the fourth edition of a quick, efficient introduction to the interpretation of CT scans. It is intended for a wide audience including undergraduates and beginners; radiology technicians who want guidance on measurements of density, contrast media, injection protocol, and details of common exams; physicians referring patients for CT scans (how to prepare patients and how to understand the images); and new interns or residents who want refreshers on cross-sectional anatomy and differential diagnosis as well as practical hints to avoid typical beginners' mistakes. Page layout and organization of contents are designed for ease of use. Annotation ©2011 Book News, Inc., Portland, OR (booknews.com)