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Contact lens fitting after ocular trauma

PURPOSE: To describe the findings related to contact lenses use after ocular trauma in the past 6 years at the São Geraldo Eye Hospital. We emphasize the improvement of visual acuity with contact lenses. METHODS: Chart review from the Contact Lens Service in the past 6 years. The information about age, gender, diagnosis, associated diseases, involved eye, pre- and post-trauma visual acuity, radius, curvature and of the lenses is described. RESULTS: The main diagnosis was ocular perforation, in 25 cases (44.6%), the left eye was involved in 25 cases (58.2%). The most frequent post-trauma best corrected visual acuity was 20/200 (21%). The average best correct visual acuity after contact lens use was 20/20 (14%). The major improvement in terms of lines of Snellen table occurred in 6 patients (14%) (5 lines). The average lens diameter was 9.5 mm, the average radius was 8.0 mm. The lens curvature ranged from 37.00 dioptries to 52.75 dioptries. Most of the lenses had a 71 oxygen permeability index. The lens fitting was successful in all cases. The mean interval between the trauma and the contact lens fitting was 3.5 years. CONCLUSION: The contact lenses are important in the late ocular trauma rehabilitation, providing significant improvement of visual acuity in most of the cases.

Contact lenses; Eye injuries; Visual acuity; Ocular adaptation


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