Tổng quan về các nhóm chất cản quang sử dụng trong chẩn đoán hình ảnh

Abstract

Nowadays, diagnosis imaging is becoming an important choice in clinics and hospitals all over the world. Current radiological imaging takes advantage of either electromagnetic radiation (X-rays or radio waves) or ultrasound. Contrast agents are used in almost imaging techniques to enhance the visual sharpness, for better distinction of the body tissues on the diagnostic images. Currently, in Vietnamese hospitals, everyday practice records thousands of imaging diagnoses, and so, the consumption of the contrast injection is significantly high. However, these preparations are all imported from abroad and cost so high. With this regard, to make contribution to the orientation and promotion of the domestic production of the drugs in question, to reduce medical costs and increase the chances of treatment for most patients, an overview on the contrasts used in imaging is presented, focusing on their classification and terminologies for their description.