posteroanterior

Example:A chest X-ray is taken in a posteroanterior view to ensure the lungs, ribs, and heart are properly imaged.

Definition:A radiographic view in which the head or chest is tilted forward so that the image shows the back towards the X-ray source and the front towards the film or digital detector.

Example:The dentist ordered a posteroanterior projection of the patient's maxillary teeth to assess the periodontal health.

Definition:An imaging technique used in radiography where the part of the body being imaged is positioned with the posterior aspects closer to the X-ray source and the anterior aspects closer to the film or digital detector.