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Pupillary response

Exploring cortical excitability and photosensitivity in neurological disorders using pupillary response to sparse multifocal stimuli

Exploring cortical excitability and photosensitivity in neurological disorders using pupillary response to sparse multifocal stimuli

... of pupillary abnormalities in patients with epilepsy using Multifocal Objective Pupil Perimetry (mfPOP), and to conduct a preliminary investigation of its ...to response time-to-peak and standardised ...

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Pupillary Response to Light is Preserved in Patients without Brain Insult Undergoing Rapid  Sequence Intubation

Pupillary Response to Light is Preserved in Patients without Brain Insult Undergoing Rapid Sequence Intubation

... Gray et al. [7] and Caro et al. [8] showed PLR is preserved in patients undergoing tracheal intubation using RSI with Succinylcholine or Rocuronium with following caveats. The first study was performed in the operating ...

8

The pupillary response of cephalopods

The pupillary response of cephalopods

... pupil response in coleoid cephalopods is therefore generally quoted as being much less rapid than that of, for example, mammals ...light-evoked pupillary constriction for two species of coleoid cephalopod, ...

5

The cold pressor test in interictal migraine patients – different parasympathetic pupillary response indicates dysbalance of the cranial autonomic nervous system

The cold pressor test in interictal migraine patients – different parasympathetic pupillary response indicates dysbalance of the cranial autonomic nervous system

... ANS response during cold pressor-testing and only wanted to exclude major changes within the cardiovascular system such as presyncope/syncope, which in turn might affect the cranial ANS ...

9

The pupillary response of cephalopods

The pupillary response of cephalopods

... consensual pupillary light response in coleoid cephalopods In many animals illumination of one eye causes constriction in the ...pupil response (Lowenfeld, 1993), as do some amphibia (von ...

6

Ultrasonic evaluation of pupillary light reflex

Ultrasonic evaluation of pupillary light reflex

... its response to stimuli is of interest in a variety of ...on pupillary light reflex (PLR) and its clinical implications have been published [3, ...of pupillary diameter and constrictive ability was ...

5

Feasibility and Variability of Automated Pupillometry Among Stroke Patients and Healthy Participants: Potential Implications for Clinical Practice

Feasibility and Variability of Automated Pupillometry Among Stroke Patients and Healthy Participants: Potential Implications for Clinical Practice

... In the second phase (assessment of variability), recordings of paired automated and manual assessments were made to analyse variability and interrater agreement for pupil size, detection of anisocoria and PLR between two ...

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VanderVegt_unc_0153D_19520.pdf

VanderVegt_unc_0153D_19520.pdf

... performance response dynamics of working memory, and sensitive to potential deleterious repetitive head impact exposures and concussion to better inform cognitive ...propose pupillary response ...

165

Risk factors predicting prognosis and outcome of elderly patients with isolated traumatic brain injury

Risk factors predicting prognosis and outcome of elderly patients with isolated traumatic brain injury

... While TBI is less common in the elderly patient popula- tion, their impact and severity contributes significantly to long-term morbidity and mortality. The reason for the in- creased mortality in this age population ...

6

Reliability of standard pupillometry practice in neurocritical care: an observational, double blinded study

Reliability of standard pupillometry practice in neurocritical care: an observational, double blinded study

... Baseline pupil size (mm) and quantitative PLR (per- centage of reduction in pupil size after light stimulation) were measured after a stabilization period (4 seconds in the dark). The pupillometer measures, after pulling ...

9

The_Influence_of_Stress_and_Concussion_History_on_Cognitive_Efficiency.pdf

The_Influence_of_Stress_and_Concussion_History_on_Cognitive_Efficiency.pdf

... on pupillary responses and task performance metrics during a digit-span task in healthy ...average pupillary response by sequence-length and the model predicting task performance by sequence-length ...

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Association between melanopsin gene polymorphism (I394T) and pupillary light reflex is dependent on light wavelength

Association between melanopsin gene polymorphism (I394T) and pupillary light reflex is dependent on light wavelength

... been reported that melanopsin, included in ipRGCs, is the primary photopigment in driving pupillary response to high-irradiance light [31,32]. Consistent with those findings, our results showed that pupil ...

7

Effect of pupillary dilation on Haigis formula-calculated intraocular lens power measurement by using optical biometry

Effect of pupillary dilation on Haigis formula-calculated intraocular lens power measurement by using optical biometry

... of pupillary dilation, subjects who had previously undergone any ocular surgery that affected IOL calculation parameters, subjects with angle closure suspected (examined under Sussman four-mirror gonioscope), ...

6

A pilot study on pupillary and cardiovascular changes induced by stereoscopic video movies

A pilot study on pupillary and cardiovascular changes induced by stereoscopic video movies

... the pupillary constrictor muscle, which is innervated by parasympa- thetic short ciliary and oculomotor nerves, and/or by decreased tension of the pupillary dilator muscles, inner- vated by sympathetic ...

7

The pupillary light responses of animals; a review of their distribution, dynamics, mechanisms and functions.

The pupillary light responses of animals; a review of their distribution, dynamics, mechanisms and functions.

... and response latency decrease in brighter light ...In response to dim light this redilation is rapid and may be complete, while following exposure to higher light levels it proceeds more slowly and is only ...

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Enhanced pupillary light reflex in infancy is associated with autism diagnosis in toddlerhood

Enhanced pupillary light reflex in infancy is associated with autism diagnosis in toddlerhood

... PLR latency was defined at the acceleration minimum between flash onset and minimum pupil diameter for each trial. All PLR response values were normalized through division by the average of the TD group in each site ...

6

Effect of Black Tea on Some Visual Functions of Young Adults

Effect of Black Tea on Some Visual Functions of Young Adults

... convergence, pupillary size, lateral phoria at far and near of young adults aged 16-30 years ...their pupillary size, amplitude of accommodation, near point of convergence and lateral phoria at far and near ...

6

Effect of simultaneous exposure to extremely short pulses of blue and green light on human pupillary constriction

Effect of simultaneous exposure to extremely short pulses of blue and green light on human pupillary constriction

... OFF response is antagonistic to an (L + M)- cone-mediated ON response on electrophysiological recordings [11], and an S-cone-mediated ON response is opposed to an (L + M)-cone-mediated OFF ...

7

Surgical peripheral iridectomy via a clear-cornea phacoemulsification incision for pupillary block following cataract surgery in acute angle closure

Surgical peripheral iridectomy via a clear-cornea phacoemulsification incision for pupillary block following cataract surgery in acute angle closure

... postoperative pupillary block, especially if other risk factors like diabetes are present [1, 6, ...post-operative pupillary block, LPI is more difficult to per- form and is prone to ...

6

A review of the studies on nonvisual lighting effects in the field of physiological anthropology

A review of the studies on nonvisual lighting effects in the field of physiological anthropology

... be no less than 4000 K, with desirable targets of more than 4500 K. Thus, a high color temperature of light was recommended. Sato wondered about this situation; at the same time, he had been asked to conduct research on ...

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