Children's National

Pupillary Dilation Reflex in Healthy Volunteers

Purpose

This a single site, observational study that will examine how the pupil responds to neurostimulation under different conditions in healthy adults. The objective is to measure pupillary dilation reflex (PRD) in response to increasing neurostimulation intensities using the AlgometRx device.

Condition

Healthy Participants

Eligibility

Eligible Ages: Between 18 Years and 60 Years
Eligible Sex: All
Accepts Healthy Volunteers: Yes

Inclusion Criteria

Age 18-60 years. - In good general health (self-reported). - Able and willing to provide written informed consent.

Exclusion Criteria

Eye pathology that prevents accurate pupillometry. - Pregnancy (Self-Report) - Diagnosis of autoimmune disorders. - Diagnosis of any neuropathic disorder - Inability to complete questionnaires.

Study Design

Phase
Study Type: Observational
Observational Model: Case-Only
Time Perspective: Cross-Sectional

Arm Groups

Arm	Description	Assigned Intervention
Healthy Volunteers		Other: No intervention (observational study) No intervention

Recruiting Locations

Children's National and nearby locations

Children's National Hospital
Washington D.C., District of Columbia 20010

Contact:
Julia Finkel, MD
202-476-4867
jfinkel@childrensnational.org

More Details

NCT ID: NCT07746167
Status: Recruiting
Sponsor: Children's National Research Institute

Notice

Study information shown on this site is derived from ClinicalTrials.gov (a public registry operated by the National Institutes of Health). The listing of studies provided is not certain to be all studies for which you might be eligible. Furthermore, study eligibility requirements can be difficult to understand and may change over time, so it is wise to speak with your medical care provider and individual research study teams when making decisions related to participation.