Xu's position photography

1. First of all, the patient lies prone on the photographic table, with his head in a standard lateral position, the auricle of the tested side folded forward and clung to the cassette, and the external ear hole was placed in the center of the cassette.

2. Then miniaturize the mandible so that the auditory orbital line is perpendicular to the edge of the cassette.

3. Then the shooting distance is 65 to 100 cm.

4. Then the center line is inclined to the foot side by 25 degrees, and the cassette is shot through the external ear hole of the inspected side.

5. Finally, the photographer should fill in the relevant items and technical parameters of the inspection application form and sign it.