Outbreak in Nepal
The first outbreak of LSD was seen on 24th June 2020 in Jersey cross-bred, Holstein-Friesian crossbred, and Local cattle of various age groups. The disease was reported to OIE on 29th July 2020. Based on recent data, 1,409 cases in cattle and 5 cases in buffaloes were recorded. Twelve deaths were reported in cattle. Similarly, 14,120 cattle and 172 buffaloes were found to be susceptible to LSD. Morbidity and mortality were recorded as (3-7) % and (0.5-1) % in cattle and (2-3) % and 0% in buffaloes respectively to date. The disease is continuously spreading and Jersey breed of cattle was found to have higher susceptibility. LSD was seen in cattle and buffalo of (2-8) year’s age group. The chart below shows that the no of new cases is decreasing.
Fig1: Line-graph showing the trend of the appearance of cases till date
Table1: Table containing data on all outbreak of LSD till date(“Lumpy skin disease:Nepal,” 2020)
Fig2: Map showing the location where LSD outbreak was recorded
Fig3: A Jersey cross-bred cow infected with LSD at Ratnanagar, Chitwan
Fig4: A Jersey calf with ruptured nodules on skin
Fig5: A Jersey cow with swollen pre-scapular lymph nodes