Combined Vitrectomy and Triamcinolone in Macular Edema Secondary to Branch Retinal Vein Occlusion (BRVO)

A Randomized Study Comparing Combined Vitrectomy and Triamcinolone to Laser Grid in Patients With Macular Edema Secondary to Branch Retinal Vein Occlusion (BRVO)

The purpose of this study is to determine whether pars plana vitrectomy in combination with triamcinolone acetate is effective in the treatment of macular edema due to branch retinal vein occlusion.

Inclusion Criteria:

• Macular edema secondary to BRVO
• Best Corrected Visual Acuity of ≤ 20/40 on ETDRS chart
• Duration no shorter than 3 months
• Duration no longer than 12 months

Exclusion Criteria:

• Proliferations in study eye
• Blod in vitreous cavity
• Previous fundus laser treatment
• BRVO with over 180˚ of ischemia on FA
• Age under 18
• Other eye condition which contribute to relevant loss of visual acuity