Clinical trials: Exotropia
Consecutive Exotropia, Medial Rectus Advancement
Surgical Management of Consecutive Exotropia : Surgical Choice Based on the Angle of Deviation
Aim of the work: to have a surgical plan for consecutive exotropia based on the degree of the angle of deviation. Setting: Department of ophthalmology, Faculty of medicine, Minia University, Egypt.
- Trial name
- NCT07848139
- Testing
- patients with angle of deviation of 30 PD or less had undergone bilateral lateral rectus recession
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Minia University
Intermittent Exotropia
Near Vergence Training for Distance Control in Intermittent Exotropia
Intermittent Exotropia (IXT) is a common type of eye misalignment where one eye periodically turns outward, and control is typically much worse when looking at objects far away than close up.
- Trial name
- NCT07642687
- Testing
- Home-based near eye training program
- Where
- Hong Kong
- Volunteers
- 42 people
- Sponsor
- The Hong Kong Polytechnic University
Intermittent Exotropia
Trial of Vision Therapy for Intermittent Exotropia
The main objective of this randomized trial comparing vision therapy to observation is to determine the short-term effectiveness of vision therapy on distance intermittent exotropia control.
- Trial name
- VT-IXT (NCT04487249)
- Testing
- Vision Therapy
- Where
- 6 sites in United States
- Volunteers
- 47 people
- Sponsor
- Southern California College of Optometry at Marshall B. Ketchum University
Intermittent Exotropia
Improving Control of Alignment in Intermittent Exotropia
Aim 1: To determine whether use of dichoptic movies for 4 weeks may be helpful in improving control of alignment in children with intermittent exotropia (IXT), thus allowing IXT to be managed non-surgically Aim 2: To determine…
- Trial name
- NCT04199871
- Testing
- dichoptic 3D movies
- Where
- United States
- Volunteers
- 84 people
- Sponsor
- Retina Foundation of the Southwest
Large Angle Exotropia
True Muscle Transplantation Surgery Versus Augmented Semi Hang Back Recession in Large Angle Exotropia: Evaluation of Efficacy and Lateral Gaze Incomitance
This a randomized clinical trial comparing True muscle transplantation surgery versus Augmented Semi hang back recession for treatment of large angle exotropia
- Trial name
- NCT07784842
- Testing
- True Muscle Transplantation Surgery, Augmented Semi hang back Recession
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Hassnaa Mohamed Abdelhameed Ahmed
Intermittent Exotropia
Full-Time Occlusion Therapy for Intermittent Exotropia in Children
Determine whether full-time patching is more effective than observation for improving distance control of IXT after 3 months of treatment (on-treatment outcome).
- Trial name
- IXT7 (NCT05462821)
- Testing
- Eye Patch
- Where
- 25 sites in United States
- Volunteers
- 73 people
- Sponsor
- Jaeb Center for Health Research
Exotropia Intermittent
Using Dichoptic Therapy to Treat Intermittent Exotropia
Intermittent exotropia is difficult to treat. The mainstay of treatment involves surgery, and in one long-term study authors found that as many as 60% of IXT required at least one re-operation.Patching of the non-dominant eye has…
- Trial name
- NCT06529016
- Testing
- Luminopia, a virtual reality headset, Paper pre- survey, Paper Survey
- Where
- United States
- Volunteers
- 23 people
- Sponsor
- Virginia Commonwealth University
Exotropia
Bilateral Lateral Rectus Recession Versus Unilateral Recess-Resect for Intermittent Exotropia
The purpose of this study is to evaluate the effectiveness of bilateral lateral rectus muscle recession versus unilateral lateral rectus recession with medial rectus resection procedures for the treatment of basic type and pseudo…
- Trial name
- IXT1 (NCT01032603)
- Testing
- Bilateral lateral rectus recession (BLRc), Unilateral lateral rectus recession with medial rectus resection (R&R)
- Where
- United States
- Volunteers
- 197 people
- Sponsor
- Jaeb Center for Health Research
Intermittent Exotropia
Trial of Overminus Spectacle Therapy for Intermittent Exotropia
The main objectives of this randomized trial comparing overminus lens treatment to non-overminus (spectacles without overminus or spectacles with plano lenses) are to determine: The long-term on-treatment effect of overminus…
- Trial name
- IXT5 (NCT02807350)
- Testing
- Overminus treatment, Non-overminus treatment
- Where
- 61 sites in United States, Canada
- Volunteers
- 386 people
- Sponsor
- Jaeb Center for Health Research
Intermittent Exotropia, Myopia
A Comparative Study of the Efficacy of Myopia Control Lenses With Different Mechanisms on Controlling Myopia Progression in Patients With Intermittent Exotropia
The goal of this clinical trial is to compare the efficacy of myopia control lenses with different working principles in patients with intermittent exotropia aged 6 to 12 years.
- Trial name
- NCT07642934
- Testing
- DIMS glasses, DOT glasses
- Volunteers
- 120 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Primary Exotropia, Strabismus
Accommodative Changes After Medial Rectus Resection Versus Plication in Primary Exotropia
Exotropia is a type of eye misalignment in which one eye turns outward. In some patients, surgery is needed to improve eye alignment and binocular function.
- Conditions
- Primary Exotropia, Strabismus, Strabismus Surgery, Exotropia
- Trial name
- NCT07637253
- Testing
- Lateral Rectus Recession combined with Medial Rectus Resection, Lateral Rectus Recession combined with Medial Rectus Plication
- Where
- Turkey (Türkiye)
- Volunteers
- 85 people
- Sponsor
- Başakşehir Çam & Sakura City Hospital
Intermittent Strabismus, Exotropia Intermittent
Visual Therapy for Intermittent Strabismus
Intermittent strabismus is a condition in which the eyes occasionally become misaligned, affecting binocular vision, depth perception, and quality of life.
- Conditions
- Intermittent Strabismus, Exotropia Intermittent, Esotropia Intermittent
- Trial name
- ViT(I)S (NCT07563959)
- Testing
- Visual Therapy
- Volunteers
- 30 people
- Sponsor
- Universitat Politècnica de Catalunya
Intermittent Exotropia
Improving Control of Intermittent Exotropia
To determine whether use of dichoptic movies for 8 weeks may be helpful in improving control alignment in children with intermittent exotropia (IXT), thus allowing IXT to be managed non-surgically
- Trial name
- NCT07272005
- Testing
- dichoptic videos, standard videos
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Retina Foundation of the Southwest
Strabismus, Esotropia
Risk Factors And Surgical Outcomes Of Strabismus Reoperation
Horizontal strabismus, commonly known as inward or outward deviation of the eyes, is a frequent eye condition that may require surgical correction.
- Conditions
- Strabismus, Esotropia, Exotropia
- Trial name
- RSOR (NCT07446621)
- Testing
- Horizontal Strabismus Reoperation
- Where
- Egypt
- Volunteers
- 62 people
- Sponsor
- Assiut University
Strabismus, Divergent
Lateral Rectus Muscle Strangulation in Cases of Exotropia
The goal of our study to evaluate effect of lateral rectus muscle strangulation as a novel effective weakening technique in cases of exotropia.
- Trial name
- NCT07373197
- Testing
- Muscle strangulation
- Where
- Egypt
- Volunteers
- 12 people
- Sponsor
- Sohag University
Exotropia
Comparative Study of Muscle Transplantation Versus Y Splitting Recession Technique in Treatment of Large Angle Exotropia
This study is designed to correct large-angle exotropia by monocular surgery. It compares two augmented recession techniques, which are recession with muscle transplantation and recession with Y splitting.
- Trial name
- NCT07350330
- Testing
- muscle transplantation, Y splitting
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Ain Shams University
Strabismus, Nystagmus, Congenital
Genetic Studies of Strabismus, Nystagmus, and Associated Disorders
Strabismus (misalignment of the eyes) often runs in families. In this study, the investigators are looking for genetic variants associated with strabismus and nystagmus.
- Trial name
- NCT04770519
- Testing
- whole genome sequencing or whole exome sequencing
- Where
- United States
- Volunteers
- 400 people
- Sponsor
- Boston Children's Hospital
Intermittent Exotropia
Visual Perceptual Learning Based Digital Therapeutics for Stereopsis in Intermittent Exotropia
This study evaluates the efficacy and safety of visual perceptual learning for improving stereopsis in intermittent exotropia. Half of participants will receive visual perceptual training using the Nu.T.
- Trial name
- NCT06117813
- Testing
- Nu.T, No-Treatment Control
- Where
- 6 sites in South Korea
- Volunteers
- 54 people
- Sponsor
- Nunaps Inc
Surgical Correction, V Pattern
Surgical Correction of V Pattern Intermittent Exotropia Without Inferior Oblique Muscle Overaction
Evaluation of the results of surgical correction of V pattern intermittent exotropia without inferior oblique muscle overaction by either performing bilateral lateral rectus recession (BLR) alone or performing bilateral lateral…
- Conditions
- Surgical Correction, V Pattern, Intermittent Exotropia, Inferior Oblique Muscle
- Trial name
- NCT07180199
- Testing
- Bilateral Lateral Rectus Recession (BLR Recession), Bilateral Lateral Rectus Recession with Upward Transposition
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Tanta University
Strabismic Deviation, Strabismus
Botulinum Toxin for Strabismus Treatment
The bacterial species Clostridium botulinum produces a class of neurotoxins known as botulinum toxin. At the neuromuscular junction, botulinum toxin A prevents acetylcholine from being released.
- Trial name
- Botox Squint (NCT07180394)
- Testing
- Botox injection into extraocular muscles
- Where
- Pakistan
- Volunteers
- 127 people
- Sponsor
- Foundation University Islamabad