Key Points of Chest Photography —— Medical Interview Data in 2020

Chest X-ray can show the size, shape, position and outline of the great vessels of the heart, observe the relationship between the heart and adjacent organs and the changes of pulmonary vessels, and can be used to measure the heart and its diameter. It is also the primary position of X-ray examination of chest diseases. When it comes to the specific operation content of chest radiography, the preparation before examination and the specific steps in the examination process are particularly important. We will introduce the specific process for you in detail:

1. Read the application form carefully: carefully check the patient's name, age, gender and understand the medical history.

2. Determine the shooting position: select in advance on the operating system. (Anteroposterior position of chest)

3. Selection of photographic conditions: appropriate adjustment according to the patient's body shape and age.

4. Preparation before photography:

① Expose your chest and take off your clothes. Remove foreign objects that affect the image quality (ladies roll up long hair, necklaces, underwear, buttons, dressings, etc.). )

② Radiation protection: Children should pay attention to protecting gonads and wear protective clothing with their families.

5. Check the main points

① Posture: The examinee stands in front of the camera frame with his chest close to the cassette, his head slightly tilted upward, the upper edge of the cassette is 3cm higher than his shoulder, his hands are placed on his hips, and his elbows are turned inward, so that the shoulder blades on both sides can be fully pulled out of the lung field.

② centerline: aim at No.5? 6. Vertical injection of thoracic vertebrae.

③ focal length: 180cm.

④ Breathing mode: Take a deep breath and hold your breath.

6. Exposure: Press the exposure button