Fine-needle diathermy plus bevacizumab for corneal blood vessel growth
Official title: Evaluation of Combined Fine-needle Diathermy and Subconjunctival Bevacizumab Injection in the Treatment of Corneal Neovascularization
Run by HoChiMinh City Eye Hospital · NCT07642960 · Data updated 2026-11-12
This study tests whether combining fine-needle diathermy with a bevacizumab injection under the conjunctiva can reduce corneal neovascularization and is safe in adults.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 51 (estimated) |
| Sponsor | HoChiMinh City Eye Hospital Academic / other |
| Drugs / interventions | bevacizumab |
| Locations | 1 site (Ho Chi Minh City, Xuan Hoa) |
| Status | Recruiting |
| Started | April 1, 2026 |
| Main results expected | April 1, 2028 |
| Study ends | April 1, 2028 |
| Registry record updated | June 11, 2026 |
| Trial ID | NCT07642960 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults with stable CNV involving at least one corneal quadrant, who can comply with follow-up visits.
✕Probably not a fit
Patients with active infection, uncontrolled systemic disease, recent ocular surgery, or contraindications to bevacizumab may not benefit or could be at higher risk.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
In this interventional trial, adults with corneal neovascularization receive both fine-needle diathermy to occlude abnormal vessels and a subconjunctival bevacizumab injection to curb VEGF-driven growth. Participants undergo baseline and follow-up ophthalmic assessments, including visual acuity, intraocular pressure, slit-lamp exam, corneal photography, and AS-OCT. The goal is to see if the combination can promote regression of neovessels while maintaining safety and tolerability. Eligibility requires stable CNV affecting at least one corneal quadrant, with several exclusion criteria to minimize risk. The study is led by HoChiMinh City Eye Hospital in Ho Chi Minh City, Vietnam, with assessments to monitor adverse events and efficacy.
Why it matters
Potential benefit: If successful, patients could experience reduced corneal neovascularization and potentially improved vision or graft survival in cases where CNV threatens corneal transparency.
How similar studies have gone: Both fine-needle diathermy and bevacizumab have been used separately for CNV; combining them is a logical, but less extensively studied, approach.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age over 18 years. * Diagnosis of corneal neovascularization involving at least one quadrant of the cornea, confirmed by slit-lamp examination. * Corneal neovascularization is stable with no evidence of progression for at least 4 weeks. * Agreement to participate in the study and ability to comply with outpatient follow-up requirements Exclusion Criteria: * Pregnant or breastfeeding women. * History of hypersensitivity or allergy to bevacizumab or any component of the study medication. * Presence of severe systemic disease that would preclude study participation or surgical intervention, including coagulation disorders or uncontrolled cardiovascular disease. * Active ocular infection or acute conjunctivitis at the time of enrollment. * Persistent corneal epithelial defect or delayed corneal epithelial healing. * History of ocular surgery within 3 months before study enrollment. * Corneal neovascularization associated with uncontrolled secondary glaucoma. * Inability or unwillingness to comply with study treatment or follow-up visits.
Where it's running
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HoChiMinh City Eye Hospital
Ho Chi Minh City, Xuan Hoa, Vietnam Recruiting
Study contacts
- Principal investigator: Minh Nhat Le, Master of Ophthalmology — HoChiMinh City Eye Hospital
- Study coordinator: Minh Nhat Le, Master of Ophthalmology
- Email: le.nminh93@gmail.com
- Phone: +84833399368
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.