Equid, Foal: Small intestine. Proliferative and ulcerative enteritis, Lawsonia intracellularis suspected.

Equid, Foal: Small intestine. Proliferative and ulcerative enteritis, Lawsonia intracellularis suspected.

Other, Ferret: Rectum. Rectal prolapse caused by Lawsonia intracellularis.

Pig: Small intestine. Proliferative enteritis, Lawsoniasis.

Pig: . Fibrinonecrotic, hemorrhagic enteritis due to Lawsonia intracellularis.