Considering all cases, including those which are subclinical, mortality due to bluetongue in sheep ranges between 2% and 30%<sup>14</sup>. Death can occur up to a month after the onset of clinical signs,acutely affected sheep may be protracted. However, mild cases often recover quickly and completely. Some cases of ovine bluetongue follow a more chronic course with death occuring after a month post-infection due to exhaustion and bacterial complications. | Considering all cases, including those which are subclinical, mortality due to bluetongue in sheep ranges between 2% and 30%<sup>14</sup>. Death can occur up to a month after the onset of clinical signs,acutely affected sheep may be protracted. However, mild cases often recover quickly and completely. Some cases of ovine bluetongue follow a more chronic course with death occuring after a month post-infection due to exhaustion and bacterial complications. |