DR examination precautions are as follows: 1, the general procedure of DR testing: outpatients by the doctor’s checklist to pay their own fees, to the radiology department to register and line up to wait for the examination, and wait for the results after the examination; inpatients by the doctor’s checklist, to the radiology department to register to pay for the test and line up, after the examination back to the ward to wait, the test results will be sent to the ward doctor; 2, precautions before the examination: special populations Such as infants, women preparing for pregnancy, pregnant women and other special groups should not do DR examination. If you must examine, you should do the necessary protection, remove metal decorations and other objects that may cause artifacts or cause obstruction to the filming site, so as not to hinder the imaging diagnosis, for example, necklaces, jade pendants, buttons, zippers, bras should be removed during the chest X-ray examination, and change the decorated clothes, so it is recommended to wear cotton clothes without buttons and zippers, such as autumn clothes, autumn pants, etc.; 3, cooperate with the action during the examination, the person being examined should positioned in accordance with the requirements of the examination technician, inhalation or breath-holding in accordance with the instructions, the body to avoid moving when the machine is exposed.