The pupillary light reflex (PLR) describes the constriction and subsequent dilation of the
pupil in response to light as a result of the antagonistic actions of the iris sphincter and …

Now in a thoroughly revised and updated Sixth Edition, Localization in Clinical Neurology is
cornerstone in clinical neurology. Designed to aid clinicians in their quest to locate the …

Pupil size is determined by the interaction of the parasympathetic and the sympathetic
nervous system. The parasympathetic system conducts the light reaction with its major …

The authors developed an automated method of pupil perimetry by linking an infrared video
pupillometer to a Humphrey Field Analyzer. Software was developed to automatically …

Purpose.: To assess the integrity of intrinsically photosensitive retinal ganglion cells
(ipRGCs) using the pupillary light reflex in glaucoma patients. Methods.: A cross-sectional …

This study investigated the static and dynamic characteristics of the pupillary light reflex
(PLR) in the alert rhesus monkey. Temporal characteristics of the PLR were investigated …

AIMS/BACKGROUND--Pupillary light response is usually defective in all types of optic
neuropathy. However, the authors have observed in patients with Leber's hereditary optic …

We compared the pupil responses originating from outer versus inner retinal photoreception
between patients with isolated hereditary optic neuropathy (HON, n= 8) and healthy controls …

Functional vision disorder (FVD) is a relatively common diagnosis in ophthalmic practice
which can be difficult to make because of clinician's apprehension to miss organic …

Background The normal pupillary constriction to light is an involuntary reflex that can be
easily elicited and observed without specialized equipment or discomfort to the patient …