Clinical trials: Pterygium
Pterygium of Right Eye, Pterygium of Left Eye
Comparison of Recurrence Between Mini-SLET and Limbal-Conjunctival Autograft Techniques in Primary Pterygium
The surgical treatment options for pterygium, an abnormal growth on the eye's frontal surface can be treated with several surgical techniques.
- Conditions
- Pterygium of Right Eye, Pterygium of Left Eye, Pterygium of Both Eyes, Pterygium
- Trial name
- NCT06402643
- Testing
- Pterygium Excision
- Where
- Mexico
- Volunteers
- 68 people
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana
Pterygium
To Compare Fibrin Glue and Suture in Primary Pterygium Excision With Amniotic Membrane Transplantation
The purpose of this study is to compared between conventional pterygium excision and AMT transplantation with suture and with fibrin glue.
- Trial name
- NCT00457223
- Testing
- Amniotic membrane transplantation using fibrin glue
- Where
- Thailand
- Volunteers
- 32 people
- Sponsor
- Chulalongkorn University
Primary Pterygium, Astigmatism
Preoperative and Postoperative Refractive and Topographic Evaluation in Patients With Primary Pterygium: Comparison of Two Surgical Techniques
This study evaluated changes in refractive status and corneal topography before and after surgical treatment of primary pterygium.
- Trial name
- RETOP (NCT07742995)
- Testing
- Conjunctival Autograft, Amniotic Membrane Transplantation
- Volunteers
- 78 people
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana
Pterygium, Recurrence
Surgical Result of Pterygium Extended Removal Followed by Fibrin Glue Assisted Amniotic Membrane Transplantation
The treatment of pterygium is still quite controversial. Previous studies using a large incision for pterygium excision and a large graft and has reported a very low recurrence rate with the P.E.R.F.E.C.T. technique.
- Trial name
- NCT02015000
- Testing
- P.E.R.F.A.M.T
- Where
- Taiwan
- Volunteers
- 60 people
- Sponsor
- National Taiwan University Hospital
Malformations, Multiple Abnormalies
Phenotype and Etiology of Pallister-Hall Syndrome
We aim to delineate the range of severity, natural history, molecular etiology, and pathophysiology of Pallister-Hall syndrome (PHS), Greig cephalopolysyndactyly syndrome (GCPS), McKusick-Kaufman syndrome (MKS), Bardet-Biedl…
- Conditions
- Malformations, Multiple Abnormalies, Polydactyly
- Trial name
- NCT00001404
- Where
- 4 sites in United States, Turkey (Türkiye)
- Volunteers
- 1,170 people
- Sponsor
- National Human Genome Research Institute (NHGRI)
Pterygium of Conjunctiva and Cornea
Vertical Split Conjunctival Autograft in Double-head Pterygia
15 eyes of 15 patients with primary double-headed pterygia that underwent vertical split conjunctival autograft pterygium surgery were retrospectively reviewed. All patients had primary double-headed pterygia.
- Trial name
- NCT03507283
- Testing
- Double head pterygia excision and repair
- Volunteers
- 15 people
- Sponsor
- Benha University
Pterygium
Alcohol 20% for Separation of Pterygium and Comparison of Different Wound Closure Methods
Purpose of this study is to evaluate efficiency and safety of Alcohol 20% for peeling pterygium and to compare 3 different methods of operative wound closure: Bare sclera, Sliding flap, Amniotic membrane + biological glue
- Trial name
- NCT00704977
- Testing
- pterygium surgery using alcohol 20% for tissue separation and bare sclera as wound closure technique
- Where
- 2 sites in Israel
- Volunteers
- 150 people
- Sponsor
- Soroka University Medical Center
Pterygium
Safety and Efficacy of Cyclosporine Ophthalmic Emulsion in Patients With Primary Pterygium
This study will evaluate the safety and efficacy of Cyclosporine Ophthalmic Emulsion 0.05% (RESTASIS®) in patients with primary pterygium (abnormal growth on surface of eye).
- Trial name
- NCT01109056
- Testing
- cyclosporine ophthalmic emulsion 0.05%, Vehicle
- Where
- 3 sites in United States, Australia and 1 more
- Volunteers
- 115 people
- Sponsor
- Allergan
Autosomal Dominant Retinitis Pigmentosa, Eye Diseases
A Study to Evaluate the Safety and Tolerability of QR-1123 in Subjects With Autosomal Dominant Retinitis Pigmentosa Due to the P23H Mutation in the RHO Gene
This study evaluates the safety, tolerability and efficacy of QR-1123 injection in the eye (intravitreal; IVT) injections (one eye/unilateral) in subjects receiving a single dose or repeat doses.
- Conditions
- Autosomal Dominant Retinitis Pigmentosa, Eye Diseases, Eye Diseases, Hereditary, Retinal Dystrophies
- Trial name
- AURORA (NCT04123626)
- Testing
- QR-1123
- Where
- 5 sites in United States
- Volunteers
- 11 people
- Sponsor
- ProQR Therapeutics
Pterygium
A Novel Technique for the Removal of Pterygiums
The aim of this study is to introduce a new surgical technique for the removal of pterygiums that entails the use of bipolar electrocautery to secure the graft, rather than sutures.
- Trial name
- NCT02321150
- Testing
- Cautery, Sutures
- Where
- Barbados
- Volunteers
- 50 people
- Sponsor
- The University of The West Indies
Pterygium
Clinical Outcomes of Femtosecond Laser-assisted Pterygium Surgery (FLAPS)
The study will be a pilot interventional case series aiming to treat 30 patients with Femtosecond Laser-assisted Pterygium Surgery (FLAPS). All patients included will undergo FLAPS in one eye.
- Trial name
- FLAPS (NCT02866968)
- Testing
- FLAPS
- Where
- Singapore
- Volunteers
- 30 people
- Sponsor
- Singapore Eye Research Institute
Pterygium
Bevacizumab for Primary Pterygium Treatment
The aim of this study was to investigate the efficacy and safety of subconjunctival bevacizumab application as an adjuvant therapy for primary pterygium.
- Trial name
- NCT01686529
- Testing
- Autoconjunctival grafting, Subconjuntival bevacizumab injection
- Where
- Mexico
- Volunteers
- 49 people
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana
Leigh Syndrome (Maternally Inherited, MILS), Leigh Syndrome (AR, AD, XR)
Drug Repurposing for Mitochondrial Disorders Using iPSCs Derived Neural Cells
In this project, the investigators are using iPSC lines derived from patients with Leigh syndrome that carry mutations in the mitochondrial (mtDNA) and in the nuclear DNA (nDNA) to reprogram them into neural progenitor cells and…
- Trial name
- cureMILS (NCT06967831)
- Testing
- skin biopsy, generation of iPSCs, blood drawing
- Where
- 2 sites in Germany
- Volunteers
- 80 people
- Sponsor
- Charite University, Berlin, Germany
Pterygium, Ocular Surface Cicatrizing Diseases
Assessment of Fibrin Glue in Pterygium Surgery and Other Forms of External Eye Surgery
Tisseel fibrin adhesive has been used extensively in many forms of surgery. Its use in eye surgery has been relatively recent. A few studies recently showed it was effective in securing conjunctival grafts in pterygium surgery…
- Trial name
- NCT00344201
- Testing
- Tisseel fibrin adhesive
- Where
- Singapore
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Pterygium, Pterygium of the Conjunctiva and Cornea
CsA vs MMC for Preventing Pterygium Recurrence
aimed to compare the efficacy and safety of topical cyclosporin A (CsA) versus mitomycin C (MMC) as adjunctive therapies in preventing pterygium recurrence after surgical excision.
- Trial name
- MMC (NCT06944132)
- Testing
- Excision of the pterygium, Post-operative application of CsA, Intra-operative application of MMC
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Benha University
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
Pterygium
Intralesional Ranibizumab on Pterygium Vascularity, Size and Recurrence Rate: a Pilot Study
The purpose of this study is to evaluate the pterygium vascularity and size before and after intralesional ranibizumab injection and to evaluate its recurrence rate following pterygium excision surgery.
- Trial name
- NCT02342392
- Testing
- ranibizumab
- Volunteers
- 36 people
- Sponsor
- Universiti Sains Malaysia
Pterygium of the Conjunctiva and Cornea
Randomized Controlled Trial of Subconjunctival Bevacizumab Injection in Impending Recurrent Pterygium
Hypothesis: Subconjunctival bevacizumab injection may potentially suppress neovascularization in pterygium, preventing or retarding the progression of recurrence.
- Trial name
- NCT01288404
- Testing
- Fluorometholone, Bevacizumab
- Where
- Thailand
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Ramathibodi Hospital
Cataract, Retina Detachment
Different Hemostasis According to the Anesthetic Agents
We investigated the hemostatic differences according to the main anesthetic agents by analyzing rotational thromboelastometry (ROTEM) under the hypothesis that propofol-based anesthesia would impair postoperative coagulability…
- Conditions
- Cataract, Retina Detachment, Pterygium, Keratitis
- Trial name
- NCT02151305
- Testing
- Propofol, remifentanil, Sevoflurane
- Where
- South Korea
- Volunteers
- 66 people
- Sponsor
- Seoul National University Bundang Hospital
Pterygium
RMP-A03 Ocular Suspension in Patients With Pterygium
The goal of this clinical trial is to test the safety and efficacy of an ocular medication on the treatment of pterygium.
- Trial name
- NCT05794204
- Testing
- RMP-A03 - Dose 1, RMP-A03 - Dose 2
- Where
- 6 sites in United States
- Volunteers
- 77 people
- Sponsor
- Suzhou Raymon Pharmaceuticals Company, Ltd.