Ocular filariasis is an eye infection caused by filarial parasites, primarily from the genus Onchocerca or Loa loa, which are transmitted to humans through the bites of infected blackflies or deerflies. It is a type of neglected tropical disease and is most prevalent in parts of Africa, Asia, and Latin America, where these insects are common. Types of Ocular Filariasis 1. Onchocerciasis (River Blindness): This is caused by Onchocerca volvulus and transmitted by blackflies. It can cause severe it