Traditional Culture Encyclopedia - Photography and portraiture - What is dr? What exactly is a doctor?
What is dr? What exactly is a doctor?
1, dr, also known as digital X-ray photography, is an examination method developed according to the density of different tissues or organs of human body. It converts the X-ray information penetrating human body into digital signals through detectors, and then reconstructs the images and does some post-processing through computers, so as to obtain images that meet the clinical diagnosis.
2. It has the advantages of short imaging time, convenient transmission, storage and remote diagnosis, and high working efficiency. The radiation dose of dr is 2/3 of that of cr, and it is mainly used for the diagnosis of lung and skeletal system in clinic.
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