M Sakha - Faculty of Specialized Veterinary Sciences, Sciences and Research Branch Islamic Azad University, Tehran-Iran

Babesiosis is the only intraerythrocytic parasitic disease that affects horses. Signs includefever, depression, anorexia, weakness, ataxia, lacrimation, mucoid nasal discharge, icterus andhemoglobinuria. Death may occur within 48 hours or chronic cases may persist for months. InMay 2001, a three year old cross-bred mare was referred to the veterinary teaching hospital ofKerman university, with anorexia and depression for five days and jaundice in conjunctiva.Hematological examination revealed a PCV of 40.In the blood smear, Babesiaequiwas observedand typified. Treatment was performed by Imizol (4mg/kg, im) for three days. The animal gotbetter and vital signs were normal after completion of the treatment. The mucous membranewas completely normal and the appetite was normal as well.

babesiosis, horse, Imizol, icterus