Table 4 Clinical scoring rubric (Ellis et al. 2016)
Clinical sign | Score | Description |
|---|---|---|
Nasal discharge | 0 | Absent: includes normal, moist nose |
1 | Mild: serous (clear, watery) discharge | |
2 | Moderate: evidence of mucopurulent discharge | |
3 | Severe: bloody discharge, or a combination of mucopurulent and bloody discharge | |
Ocular discharge | 0 | Absent |
1 | Mild: serous discharge | |
2 | Moderate: evidence of mucopurulent discharge | |
3 | Severe: bloody discharge, or a combination of mucopurulent and bloody discharge | |
Cough | 0 | Absent |
1 | Mild: one cough episode | |
2 | Moderate: spontaneous and frequent coughing; two or more coughing episodes | |
3 | Severe: spontaneous coughing with frequent retching; animal had persistent and prolonged cough | |
Sneezing | 0 | Absent |
1 | Mild: animal sneezed once or twice | |
2 | Moderate: animal sneezed repeatedly | |
3 | Severe: animal presented paroxysmal sneeze | |
Depression | 0 | Absent |
2 | Moderate: animal is able to rise and move, but inactive other than to eat or drink | |
3 | Severe: animal is recumbent, unable to rise, and refuses food and/or drink | |
Retching | 0 | Absent |
1 | Mild: animal retches or vomits once briefly or occasionally | |
2 | Severe: animal retches or vomits multiple times for a prolonged period | |
Respiration | 0 | Normal respiration |
2 | Moderate: small clicking, bubbling, or ratting sounds in the lung (rales) | |
3 | Severe: difficult or labored breathing; shortness of breath (dyspnea) |