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| Name | Class |
|---|---|
| University of Toronto | OTHER |
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In this prospective randomized controlled double blind pilot clinical study, we aim to assess whether administration of a topical corticosteroid would attenuate epiretinal membrane formation following development of retinal tears treated with laser retionpexy.
Epiretinal membrane (ERM) is a frequent, sight-threatening eye condition occurring in 1.02% - 28.9% of eyes in persons aged 40 years or older. [1] While often idiopathic in nature, ERM formation has been associated with retinal tears, possibly due to a breakdown of the blood-retinal barrier [1-3]. Pathological analysis of ERM content shows inflammatory mediators such as cytokines, growth factors and interleukins, which can promote fibroblast remodelling that leads to a contractile scar formation on the retinal surface. [1, 4-8] For this reason, ERM formation has been suggested to be an aberrant tissue repair or wound-healing process driven by inflammatory reactions. Since corticosteroids inhibit the inflammatory cascade and fibroblast transdifferentiation, administration of a corticosteroid following retinal tears should theoretically reduce the risk of ERM formation. [9-10] In this study, we aim to assess whether administration of a topical corticosteroid would attenuate ERM formation following laser retinopexy of retinal tears.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Prednisolone | Experimental | Pred Forte (prednisolone acetate ophthalmic suspension, USP) 1% sterile |
|
| Control | No Intervention | Patients in control group will not be given a corticosteroid as per usual standard of care. |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Prednisolone acetate | Drug |
|
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| Measure | Description | Time Frame |
|---|---|---|
| Incidence of epiretinal membrane | 6-months following administration of corticosteroid |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Myrna Lichter, MD, FRCSC | University of Toronto Department of Ophthalmology | Principal Investigator |
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| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 25360790 | Background | Bu SC, Kuijer R, Li XR, Hooymans JM, Los LI. Idiopathic epiretinal membrane. Retina. 2014 Dec;34(12):2317-35. doi: 10.1097/IAE.0000000000000349. | |
| 7573306 | Background | Saran BR, Brucker AJ. Macular epiretinal membrane formation and treated retinal breaks. Am J Ophthalmol. 1995 Oct;120(4):480-5. doi: 10.1016/s0002-9394(14)72662-5. |
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| ID | Term |
|---|---|
| D019773 | Epiretinal Membrane |
| ID | Term |
|---|---|
| D012164 | Retinal Diseases |
| D005128 | Eye Diseases |
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| ID | Term |
|---|---|
| C009935 | prednisolone acetate |
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| 18344963 | Background | Snead DR, James S, Snead MP. Pathological changes in the vitreoretinal junction 1: epiretinal membrane formation. Eye (Lond). 2008 Oct;22(10):1310-7. doi: 10.1038/eye.2008.36. Epub 2008 Mar 14. |
| 24324293 | Background | Joshi M, Agrawal S, Christoforidis JB. Inflammatory mechanisms of idiopathic epiretinal membrane formation. Mediators Inflamm. 2013;2013:192582. doi: 10.1155/2013/192582. Epub 2013 Nov 11. |
| 3076143 | Background | Gilbert C, Hiscott P, Unger W, Grierson I, McLeod D. Inflammation and the formation of epiretinal membranes. Eye (Lond). 1988;2 Suppl:S140-56. doi: 10.1038/eye.1988.140. |
| 3180837 | Background | Hiscott PS, Unger WG, Grierson I, McLeod D. The role of inflammation in the development of epiretinal membranes. Curr Eye Res. 1988 Sep;7(9):877-92. doi: 10.3109/02713688808997245. |
| 8106541 | Background | Grinnell F. Fibroblasts, myofibroblasts, and wound contraction. J Cell Biol. 1994 Feb;124(4):401-4. doi: 10.1083/jcb.124.4.401. No abstract available. |
| 23406256 | Background | Banerjee PJ, Woodcock MG, Bunce C, Scott R, Charteris DG. A pilot study of intraocular use of intensive anti-inflammatory; triamcinolone acetonide to prevent proliferative vitreoretinopathy in eyes undergoing vitreoretinal surgery for open globe trauma; the Adjuncts in Ocular Trauma (AOT) Trial: study protocol for a randomised controlled trial. Trials. 2013 Feb 13;14:42. doi: 10.1186/1745-6215-14-42. |
| 6153251 | Background | Tano Y, Sugita G, Abrams G, Machemer R. Inhibition of intraocular proliferations with intravitreal corticosteroids. Am J Ophthalmol. 1980 Jan;89(1):131-6. doi: 10.1016/0002-9394(80)90239-1. |