Some epidemiological and preventive measures for caseous lymphadenitis in sheep at qualin district

Abstract EN

Caseous Lymphadenitis (CLA) is a contagious chronic disease of small ruminants caused by a gram-positive aerobic facultative micro organism.

In this study, a cross sectional study was carried out to estimate CLA prevalence among sheep population in Qualin district.

Out of 315 examined sheep, 10% were showed the clinical signs of CLA.

Serologically, 144 sheep were examined by ELISA which resulted in a true seroprevalence of 61% (95% CI: 53-69%).

evaluation of application of Betadine on wounds and using of shearing machine as control measures for CLA in sheep flocks resulted in the decrease the prevalence of CLA from 9.3% to 2.6 % in an infected flock.

In conclusion, CLA is a endemic disease in the study area at high levels of prevalence and official control measures has to be undertaken to minimize its huge economic losses