Veterinary Preventive Medicine-II

SYNONYMS AND INTRODUCTION

Synonyms : Enzootic hepatitis

Introduction

• Rift valley fever is an acute arthropod-borne disease of sheep, cattle and goats, causing high mortality among young lambs, calves and kids and abortion in pregnant females.
• Many species can be infected by Rift Valley fever virus (RVFV), including humans. Horses and pigs are resistant to this disease.
• This disease found through out Africa. Recent outbreaks have occurred in Saudi Arabia and Yemen considerable humans have succumbed .
• This disease is caused by single stranded RNA virus belonging to the genus Phlebovirus, family Bunyaviridae.
• Rift Valley fever occurs in Africa and the Middle East in sheep, goats, cattle, camels, antelopes and humans.
• This disease is transmitted by mosquitoes (Aedes spp.), by contact and also by aerosol.