Epidemiology of cryptosporidiosis in dairy calves in central and eastern Algeria

The purpose of our survey is to estimate the frequency Cryptosporidium spp in dairy calves under 60 days age, pathogenic role development diarrhea, intervention and association other enteropathogens often involved neonatal diarrhea possible relationship between infection certain farming practices order share risk factors, on hand, compare modified Ziehl-Neelsen staining method copro-ELISA test. We found 35 positive samples out 223 faecal analyzed by Ziehl-Nielson staining, with a prevalence 15.69%, infected had 4 times (RR= 4), age group [8-15 days] most susceptible compared groups (31.1%; p<0.05). ELISA test revealed that 33 92 were spp., 35.87%, showing sensitivity specificity 51.5% 96% respectively.