April Ren

Porcine Intestinal Adenomatosus (PIA), or more commonly known as pig ileitis, comprises a disease complex with a group of conditions involving pathological changes in the small intestine associated with the intracellular bacterium Lawsonia intracellularis. The organism affects the mucosal epithelium of the small intestine, mostly the ileum and sometimes even the colon, causing hypertrophy with or ...