Description
Trypanosoma evansi is a species of excavate trypanosome in the genus Trypanosoma that causes one form of surra in animals.
It rarely causes disease in humans, it has only been recorded in cases where the patient lacks a normal component of human serum, Apolipoprotein L1. T. evansi is very common in India and Iran and causes acute disease in camels and horses, and chronic disease in cattle and buffalo. In Pakistan, it has been found to be the most prevalent trypanosome species in donkeys[
