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Year : 2010  |  Volume : 16  |  Issue : 1  |  Page : 13-16

Central Retinal Vein Occlusion AssociatedWith Sildenafil (Viagra)

Department of Ophthalmology, Federal Medical Center, Umuahia Abia State, Nigeria

Correspondence Address:
H C Obiudu
Department of Ophthalmology, Federal Medical Center, Umuahia Abia State, Nigeria

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Source of Support: None, Conflict of Interest: None

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Objectives - To report the occurrence of a severe, blinding and irreversible adverse effect following use of the drug sildenafil citrate (Viagra). Methods - This is a case report of a 60 year old man who presented with unilateral, sudden onset, painless, visual loss following the use of sildenafil citrate 100 mg twice weekly, prescribed for his erectile dysfunction. Examination revealed a visual acuity of 6/6 in the right eye and counting fingers left eye. His left fundus showed marked, diffuse disc edema, extensive retinal hemorrhages in all quadrants, engorged retinal veins and cotton wool spots on the macula. His intraocular pressures were 27mmHg right eye and 25mmHg left eye. Results - Fundus fluoresceine angiography confirmed left ischemic central retinal vein occlusion Conclusion - Central retinal vein occlusion is a possible adverse effect of sildenafil use. Physicians should be vigilant while prescribing thismedication and avoid its use in patients with elevated intraocular pressure

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