By focusing on managing bacterial exposure and preventing ear trauma, swine farms may finally be able to reduce the incidence and severity of porcine ear necrosis, a global welfare‑related condition. A new controlled study provides evidence that Fusobacterium necrophorum can directly induce PEN‑like lesions in pigs.
Source: National Hog Farmer, January/February 2026. Link.
Strong evidence suggests that F. necrophorum is the primary cause of porcine ear (tip) necrosis.”
Image: Link.