Johnes disease, caused Mycobacterium avium subspecies paratuberculosis, is a global issue for livestock. Further this pathogen has been associated with Crohns disease in people. Two major strains, the
Equine parvovirus-hepatitis (EqPV-H) has recently been associated with cases of Theiler's disease, a form of fulminant hepatic necrosis in horses. To assess whether EqPV-H is the cause of Theiler's di