Enlarged, congestive spleen - Atlas of swine pathology
Where: lymphatic system, spleen
Possible causes: SalmonellosisClassical Swine FeverTorsion of the stomach and the intestinesAfrican swine fever
Post mortem lesion found in a sudden death. A high percentage of the animals show high fever and are lethargic. There have been cases of abortions and animals with bluish tinge on the skin.
At necropsy, the spleen is greatly enlarged and congestive. Its color is very dark red, almost black. When cutting the spleen here is plenty of blood.