Digital radiography

Indhold: 1. Digital radiography: an overview. Digital radiography: a definition. Film-based radiography: a brief review. A digital radiographic imaging system: major components. Integrating the health care enterprise. Digital radiography modalities. Picture archiving and communication systems. Quality assurance in digital radiography. Medical imaging informatics. 2. Digital image processing concepts. Definition of digital image processing. Brief history. Image formation and representation. Classes of digital image processing operations. Characteristics of the digital image. Steps in digitizing an image. Digital image processing operations. Image post-processing: an essential tool for technologists. 3. Computed radiography: physics and technology. Terms synonymous with CR. A brief history of CR. The CR imaging system. Basic physics of CR image formation. CR technology. Digital image processing in CR. Exposure control in CR. Image quality descriptors. Image artifacts overview. Continuous quality improvement overview. 4. Effective use of computed radiography / Barry Burns. CR cassettes. Causes of suboptimal images. Selection of technical factors. Other considerations-- 5. Flat-panel digital radiography. Limitations of CR. What is flat-panel digital radiography?. Types of flat-panel detectors. Design characteristics of flat-panel detectors. Principles of operation. Image processing: optimizing the display of the image. Imaging performance characteristics. Image artifacts. Other applications of flat-panel digital detectors. 6. Digital fluoroscopy. Conventional fluoroscopy principles: a review. Digital fluoroscopy with image intensifiers. Digital fluoroscopy with flat-panel detectors. Digital image postprocessing. Edge enhancement. Digital subtraction angiography: a brief overview. 7. Digital mammography. What is digital mammography?. Technical requirements for DM. Types of digital detector systems for DM. Digital image post-processing techniques. Future applications of DM. DM clinical trials. 8. Picture archiving and communication systems. PACS: a definition. Historical development. PACS: major components and core technologies. Workflow in a PACS environment. PACS and information systems: integration overview. DICOM: the bare essentials. Integrating the healthcare enterprise. Enterprise-wide image distribution. PACS in an educational institution. PACS and regulatory approval. The radiologic technologist as informaticist: an evolving role. 9. Medical imaging informatics: an overview. Information technology. What is informatics?. Medical imaging informatics. PACS technology. Health information systems. The electronic health record. Systems integration overview. IT security fundamentals. The technologist as informaticist. The PACS technologist. Certification in imaging informatics. The benefits of imaging informatics. 10. Quality control for digital radiography / Charles Willis. Understanding processes and errors in digital radiography. Responsibilities for DR QC. Digital mammography QC. Appendix A. Exposure indicator standardization