Ocular injuries caused by improvised explosion devices-case series of patients seen in National Eye Centre, Kaduna Nigeria

Aim: To highlight the pattern of ocular injuries as a result of improvised explosive devises by insurgents in Kaduna metropolis.Background: Ocular trauma is a cause of blindness in approximately half a million people worldwide and many more have suffered partial loss of sight. Trauma is the most important cause of unilateral loss of vision, particularly in developing countries. An improvised explosive device, also known as a roadside bomb, is a homemade bomb constructed and deployed in ways other than in conventional military action. In line with the insurgency in parts of northern Nigeria, there is need to identify the common associated ocular injuries with the view to recommending preventive measures and providing adequate resources to managing the challenges.Methodology: Consecutive patients who presented with bomb blast associated ocular injuries and consented to the study from December 2011 through November 2012 were prospectively followed up. Demographic, clinical and operative data was entered into preformed questionnaire and analyzed with SPSS V16.Results: Seven eyes of five patients (2 bilateral) met the inclusion criteria with a mean age of 20 years (7-29 years), male to female ratio of 1.5: 1. Only one of the seven affected eyes had presenting VA of 6/60, 2 had NPL and 4 HM. Open globe injury was present in 3 eyes (1-ruptured, 2 corneal laceration) and retinal detachment in two eyes.Conclusion: Bomb blast explosion is associated with catastrophic blinding ocular pathology thus the need to providing needed equipment/manpower to contain it and seek lasting solutions to the wave violent insurgency