Clinical trials: Pupil Anomaly
Anisocoria
Anisocoria in the Intensive Care Unit (AICU Study)
This retrospective single-center cohort study aims to determine the prevalence of acute "new onset" pupillary abnormalities in adult intensive care unit patients, assess their clinical impact, identify the contexts leading to…
- Trial name
- NCT06964997
- Where
- Switzerland
- Volunteers
- 920 people
- Sponsor
- University Hospital, Basel, Switzerland
Brain Death, Apnea
Apnea Tests as the Methods of Brain Death Diagnosis.
Apnea test (AT) is the most important clinical test performed usually at the end of brain death (BD) diagnosis procedure. Traditional insufflation apnea test (I-AT) cannot be completed in patients with extremely compromised lung…
- Conditions
- Brain Death, Apnea, Pupillary Anomaly
- Trial name
- DiagBD (NCT03281993)
- Testing
- CPAP AT
- Volunteers
- 76 people
- Sponsor
- Pomeranian Medical University Szczecin
Autism Spectrum Disorders
Social Interactions: Ocular Explorations and Pupillometry in Autism
The primary objective of this work will first to characterize in typical childhood, visual exploratory behavior and pupillary response associated with salience of human social stimuli (faces and body movements), and then to…
- Trial name
- ISEOP (NCT01647295)
- Where
- France
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Healthy Volunteers, Relative Afferent Pupil Defect
The PUPIL Study - Automated, Quantitative Pupil Assessment Using Binocular OCT
In current, clinical ophthalmology, a range of specialised testing allows comprehensive evaluation of ocular health. These tests have typically evolved over many years to ensure their clinical validity.
- Conditions
- Healthy Volunteers, Relative Afferent Pupil Defect, Pupil Anomaly
- Trial name
- NCT03081468
- Testing
- Binocular OCT prototype, Konan RAPDx
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University College, London
Premature, Retinopathy of Prematurity
Comfort Level in Premature Infants Undergoing Retinopathy of Prematurity Screening
Retinopathy of prematurity (ROP) screening is a routine yet painful procedure for premature infants, often necessitating pharmacological mydriasis.
- Conditions
- Premature, Retinopathy of Prematurity, Pain
- Trial name
- NCT07016984
- Testing
- standard phototherapy eye patches
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people
- Sponsor
- Istanbul Nisantasi University
Retinopathy of Prematurity
Changes in Vital Signs and Pupil Diameter Related to Pharmacologic Mydriasis in Premature Infants: A Randomized Double Blind Clinical Study
Retinopathy of prematurity (ROP) is one of the common anatomic causes of blindness among Filipinos, accounting for 47.7% of the cases.
- Trial name
- NCT04838665
- Testing
- 0.5% cyclopentolate and 2.5% phenylephrine, 0.5% tropicamide + 0.5% phenylephrine, 0.5% tropicamide + 0.5% phenylephrine with a cotton wick
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of the Philippines
Retinitis Pigmentosa, Leber's Hereditary Optic Neuropathy
Pupil Dynamics and Color Vision for the Detection of Eye Diseases
The development of new oculometry techniques allows fine and dynamic measurements of pupillary diameter and use in routine clinical practice.
- Conditions
- Retinitis Pigmentosa, Leber's Hereditary Optic Neuropathy, Stargardt Disease
- Trial name
- PupDyn (NCT04909398)
- Testing
- Dynamic pupillometry sessions
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts
Retinopathy of Prematurity, Mydriasis
The Effects of Mydriatic Eye Drops in Retinopathy of Prematurity Examinations
Retinopathy of prematurity (ROP) is a retinal disorder of preterm neonates and a potential cause of blindness. As early diagnosis and treatment preserve vision, very low birth weight infants must be screened for ROP.
- Conditions
- Retinopathy of Prematurity, Mydriasis, Neonatal Disease, Analgesic Adverse Reaction
- Trial name
- NCT05880433
- Testing
- NIRS(INVOS 5100; Covidien Somanetics, Troy, MI
- Where
- Turkey (Türkiye)
- Volunteers
- 62 people
- Sponsor
- Istanbul Training and Research Hospital
Benign Prostatic Hyperplasia, Pupil Anomaly
The Effects of α-adrenergic Receptor Antagonists on Choroid and Pupil
It was aimed to evaluate and investigate the effects of tamsulosin hydrochloride, has preferential selectivity for the α1A receptor in the prostat versus the α1B receptor in the blood vessels, and alfuzosin hydrochloride on…
- Conditions
- Benign Prostatic Hyperplasia, Pupil Anomaly, Choroid Disease
- Trial name
- NCT03144596
- Testing
- Alfuzosin Hydrochloride 10 MG, Tamsulosin Hydrochloride 0.4 MG
- Volunteers
- 63 people
- Sponsor
- Kocatepe University
Retinopathy of Prematurity
Efficacy and Safety of Mydriatic Microdrops Compared With Standard Drops for Retinopathy of Prematurity (ROP) Screening: a Pilot Randomized Clinical Trial
The purpose is to assess whether the use of microdrop instillation of phenylephrine 1.67% and tropicamide 0.33% maintains mydriatic efficacy while presents an improved safety profile compared with standard drops of phenylephrine…
- Trial name
- NCT04623684
- Testing
- Microdrop administration [phenylephrine 1.67% + tropicamide 0.33% (drop volume: 6-7 μL)], Standard drop administration [phenylephrine 1.67% + tropicamide 0.33% (drop volume: 28-34 μL)]
- Where
- Greece
- Volunteers
- 25 people
- Sponsor
- Aristotle University Of Thessaloniki
Retinopathy of Prematurity
A Study Investigating Whether Low Dose Eyedrops for Pupil Dilation is as Effective and Safe as Standard Dose Eyedrops in Examination for Retinopathy of Prematurity.
A prospective, randomized controlled study was conducted from August, 2022 to March, 2023 in the neonatal intensive care unit in Queen Mary Hospital, Hong Kong.
- Trial name
- NCT06288321
- Testing
- Microdrop Mydrin-P, Standard Mydrin-P
- Where
- Hong Kong
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Cataract, Postoperative Complications
Validation of an Artificial Intelligence System for Postoperative Management of Cataract Patients
Cataract surgery is the current standard of management for cataract patients, which is typically succeeded by a postoperative follow-up schedule.
- Conditions
- Cataract, Postoperative Complications, Artificial Intelligence
- Trial name
- NCT04138771
- Testing
- An artificial intelligence system for postoperative management of cataract patients
- Where
- China
- Volunteers
- 300 people
- Sponsor
- Sun Yat-sen University
Normal Non-fluency, Cataract
Comparative Study of the Optical Biometer for Measurements of the Eye
The primary purpose of this comparative clinical study is to collect clinical data to demonstrate the equivalence of the investigational device to the predicate device for measurements of the eye.
- Conditions
- Normal Non-fluency, Cataract, Aphakic Eye, Eyes With Corneal Abnormality
- Trial name
- NCT01729962
- Where
- United States
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Nidek Co. LTD.
Retinopathy of Prematurity
Efficacy and Safety of Mydriatic Microdrops for Retinopathy Of Prematurity Screening
The purpose is to test the hypothesis that microdrop instillation of combined phenylephrine 1.67% and tropicamide 0.33% eyedrops causes at least equal mydriasis compared with standard drop instillation of the same mydriatic…
- Trial name
- MyMiROPS (NCT05043077)
- Testing
- Microdrop administration of phenylephrine 1.67% and tropicamide 0.33%, Standard drop administration of phenylephrine 1.67% and tropicamide 0.33%
- Where
- Greece
- Volunteers
- 83 people
- Sponsor
- Aristotle University Of Thessaloniki