Horner Syndrome Horner Syndrome is a disorder of the sympathetic nervous system that affects the eye, face and neck. It is characterized by a combination of symptoms that include a drooping eyelid, a small pupil, and a lack of sweating on one side of the face. It can be caused by a variety of underlying

Duane Retraction Syndrome (DRS) Duane Retraction Syndrome (DRS) is a rare genetic condition that affects the muscles that control eye movement. It is characterized by an abnormal movement of the eye, known as retraction, when the eye is attempting to look outwards. This results in the eye appearing to be pulled inward, or “retracted,” during