What is a Davis series x-ray?

The Davis series is a name given to films taken to evaluate cervical issues in patients or clients. There are two variations: long and short. The long series consist of 7 views - Anterior-posterior open mouth, Anterior-posterior, L-oblique, R-oblique, Lateral, Flexion, & extension. The short series consist of all of the previous views with the exception of flexion & extension. The short series is used if added stress is suspected to further injure the patient or client.