A 2400 head wean to finish barn recently filled the barn ove…
A 2400 head wean to finish barn recently filled the barn over a two week period with weaned pigs from two different sow herds. It is mid-December and the pigs have not adjusted well to solid feed. The farm manager has added supplemental heat sources and additional feeders to the pens to help support the pigs’ transition. Despite these measures, the farm manager reports many pigs have rough hair coats, anorexia, dyspnea and neurological signs. It is not uncommon to have mortality associated with endemic diseases such are streptococcal meningitis shortly after weaning but this group has had elevated mortality compared to previous groups. You perform post mortems on 23 pigs and observe the pigs are affected with some combination of the following abnormalities: polyserositis, pneumonia, joint ill and meningitis. What pathogen is most likely to be impacting mortality and morbidity on this farm?
Read Details