Study to compare if injection of sulphur hexafluoride gas has got any benefit over injection of air in eyes undergoing vitrectomy surgery for vitreous bleed
- Conditions
- Health Condition 1: H431- Vitreous hemorrhage
- Registration Number
- CTRI/2024/01/061340
- Lead Sponsor
- Dr Deeksha Katoch
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- Not specified
- Target Recruitment
- 80
1. Patient age > 18 years
2. Non resolving vitreous hemorrhage = 4 weeks secondary to Proliferative Diabetic
Retinopathy, Retinal vasculitis, Retinal vascular occlusion
3. Media clarity grade 3 and 4
4. Grade 0-2 vitreoretinal adhesion, according to the classification system described by
Ahn et al given below
Grade 0 Absence of vitreoretinal adhesion
Grade 1 Localized adhesion at = 3 places
Grade 2 Diffuse adhesion at = 1 places or adhesion to the optic nerve, macula,
and/or vascular arcades
Grade 3 Extensive adhesion projecting out to the peripheral retina
1. Patient with Combined Retinal Detachment
2. Vitreous adhesion > grade 2 on USG
3. Patients with history of prior vitrectomy
4. Uncooperative patients i.e., inability to co-operate for surgery under local anesthesia
5. Patients not giving consent to be included in the study
6. Patients with media clarity grade 1 or 2 or visual acuity better than 6/18
7. Inability to avoid travel to high altitude
8. Patients with Neo Vascularization of Iris / Neo Vascular Glaucoma /Other ocular
diseases contributing to vision loss
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method resolution of vitreous haemorrhage/abscence of vitreous cavity re bleedTimepoint: 3 months
- Secondary Outcome Measures
Name Time Method best corrected visual acuityTimepoint: 3 months;requirement of repeat ppv/antivegf injectionTimepoint: 3 months