Radiographic Head and Neck Positional Changes in Response to Usage of Low-powered Prismatic Lenses
This study aims to investigate the short-term modifications in head and neck positioning by usage of low-powered prismatic lenses in patients with Postural Deficiency Syndrome (PDS). A matched pair observation study was designed. Evaluation is carried out using low dose biplanar radiography before treatment and 15 minutes after lenses application.
Two or more cardinal signs of Postural Deficiency Syndrome [+2]
Vision under 8/10, strabismus or nistagmus; [+4]