Incidence of intestinal form of haemorrhagic septicaemia in cattle and buffaloes in Orissa

Three outbreaks of intestinal form of haemorrhagic septicaemia in cattle an d buffaloes affecting 1.3% (54/3928) of total population with a case fatali ty of 46.29 (25/54) and a morbidity rate of 0.3 to 9.09 % were recorded. Th e most significant clinico-pathological features were bloody diarrhoea, ulc eration in the mouth cavity and on the abomasal mucosa, marked haemorrhagic gastroenteritis associated with moderate affection of respiratory tract an d sub-cutaneous tissues of the throat, brisket and face. The laboratory exa mination confirmed the isolation of Pasteurella multocida organisms and the disease was combated by treatment and prophylactic vaccination of the popu lation at risk.