Audio Overview:
This chapter describes fluoroscopy systems, detailing their purpose in medical imaging for procedures like catheter placement and dynamic studies. It provides a comparison of fluoroscopy and radiography parameters, highlighting differences in focal spot size, kVp, mA, and exposure times. The text explains the configuration and components of fluoroscopic systems, including modern flat panel displays (FPDs), and elaborates on the image formation process within image intensifiers, discussing concepts like flux gain and minification gain. Furthermore, it covers automatic brightness control (ABC) and its impact on radiation dose, as well as factors influencing patient radiation exposure and image degradation and spatial resolution in these systems.
Radiologic Physics by Nickoloff, Edward L – Ahmad, Naveed.
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