The human retina contains some 100 million photoreceptor cells. When these are stimulated with light, they communicate that information to the brain and we perceive light. Researchers have now ...

Pupil size in response to light could serve as a biomarker for concussion, according to a study published in Life. “A concussive injury to the brain is associated with changes in the PLR [pupillary ...

The search for the lesion(s) was targeted to the visual pathways posterior to the LGN, because there was bilateral visual loss with normal pupillary light reflexes. This finding places the causative ...

WEST LAFAYETTE, Ind. – Capturing objective data in about five seconds that can aid concussion diagnoses through an iPhone, the Reflex PLR Analyzer, an industry-disruptive diagnostic tool for traumatic ...

Objective Pupillary light reflex (PLR) metrics are enhanced in adolescents with concussion. It is not known if these PLR metrics in concussed adolescents return back to the normal range at recovery.

Please provide your email address to receive an email when new articles are posted on . CHARLOTTE, N.C. — Pupillary light reflex testing may hold potential in detecting a hyperarousal subtype of ...

WEST LAFAYETTE, Ind. – Evaluating concussion patients for recovery and measuring compounding injuries can be done as simply as recording a video with a smartphone. Reflex, a smartphone application ...

Introduction Changes to the pupillary light reflex (PLR) have been demonstrated in traumatic brain injury and in adolescents with a history of concussion. Assessment of changes to the PLR following ...