PLoS ONE volume 9, issue 6, Pe98411 2014 DOI: 10.1371/journal.pone.0098411 View full text
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Méba Banla, Solim Tchalim, Potochoziou K. Karabou, Richard G. Gantin, Aide I. Agba, Abiba Kére-Banla, Gertrud Helling-Giese, Christoph Heuschkel, Hartwig Schulz-Key, Peter T. Soboslay

Abstract: The evolution and persistence of ocular pathology was assessed in a cohort of Onchocerca volvulus infected patients treated annually with ivermectin for 23 years. Patients were resident in rural Central and Kara Region of Togo and ocular examinations included testing of visual acuity, slit lamp examination of the anterior eye segment and the eye fundus by ophthalmoscopy. Before ivermectin treatment, vivid O.volvulus microfilariae (MF) were observed in the right and left anterior eye chamber in 52% and 42% of p…

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