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In this study we intend to evaluate the outcome of intravitreal avastin on improving the visual acuity and macular edema and late complications of BRVO like NVD and NVE
After diabetic retinopathy, vein occlusion is the second most common retinovascular disease. According to BVO study the only effective management of it is macular photocoagulation for macular thickening that persist after 3 months.But we may miss a golden time which resulted to photoreceptor degeneration due to macular edema during this period. VEGF inhibitors newly have been shown that may be effective on a wide range of retinovascular diseases that resulted to macular edema or new vessels formation. In this study we aim to show the outcomes of one of this VEGF inhibitors (bevacizumab) on complications of BRVO in a sham controlled clinical trial.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| 1 | Experimental | Intravitreal injection of Avastin |
|
| 2 | Sham Comparator |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Avastin (Bevacizumab) | Drug | Intravitreal injection of 125 mg Avastin |
|
| Measure | Description | Time Frame |
|---|---|---|
| Best corrected visual acuity | At 12 week | |
| Macular thickness by OCT | At 12 week |
| Measure | Description | Time Frame |
|---|---|---|
| Need for macular photocuagulation | At 12th week | |
| Incidence of new vessel formation | At 12th week |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Siamak Moradian, MD | Ophthalmic Research Center of Shaheed Beheshti Medical University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Siamak Moradian, MD | Tehran | Tehran Province | 16666 | Iran |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 21337043 | Derived | Moradian S, Faghihi H, Sadeghi B, Piri N, Ahmadieh H, Soheilian M, Dehghan MH, Azarmina M, Esfahani MR. Intravitreal bevacizumab vs. sham treatment in acute branch retinal vein occlusion with macular edema: results at 3 months (Report 1). Graefes Arch Clin Exp Ophthalmol. 2011 Feb;249(2):193-200. doi: 10.1007/s00417-010-1440-8. Epub 2010 Aug 18. |
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| ID | Term |
|---|---|
| D012164 | Retinal Diseases |
| D008269 | Macular Edema |
| ID | Term |
|---|---|
| D005128 | Eye Diseases |
| D008268 | Macular Degeneration |
| D012162 | Retinal Degeneration |
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| ID | Term |
|---|---|
| D000068258 | Bevacizumab |
| ID | Term |
|---|---|
| D061067 | Antibodies, Monoclonal, Humanized |
| D000911 | Antibodies, Monoclonal |
| D000906 | Antibodies |
| D007136 | Immunoglobulins |
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| D007162 |
| Immunoproteins |
| D001798 | Blood Proteins |
| D011506 | Proteins |
| D000602 | Amino Acids, Peptides, and Proteins |
| D012712 | Serum Globulins |
| D005916 | Globulins |