Table I.
Pathogens involved in gastrointestinal tract (GIT) disease cases for 1- to 7-dayold pigs submitted to the Animal Health Laboratory, University of Guelph, from 2001 to 2010
| Pathogens involved in GIT case | Number of cases for single etiological diagnosis (% of total GIT cases) | Number of cases for multiple etiological diagnosis (percent of total GIT cases) |
|---|---|---|
| Escherichia coli (n = 73) | 63 (26.6) | 10 (4.2) |
| Clostridium perfringens (n = 28) | 19 (8.0) | 9 (4.3) |
| Rotavirus (n = 28) | 18 (7.6) | 10 (4.2) |
| Clostridium difficile (n = 21) | 10 (4.2) | 11 (4.6) |
| Cystoisospora suis (n = 15) | 13 (5.5) | 2 (0.84) |
| Transmissible gastroenteritis virus (n = 7) | 6 (2.5) | 1 (0.42) |
| Salmonella sp. (n = 6) | 2 (0.84) | 4 (1.7) |
| Porcine reproductive and respiratory syndrome virus (n = 3) | 2 (0.84) | 1 (0.42) |
| Cryptosporidium parvum (n = 2) | 1 (0.42) | 1 (0.42) |
| Enterococcus durans (n = 2) | 1 (0.42) | 1 (0.42) |