There is a new antibody test for EPM-Equine Protozoal Myeloencephalitis. The Peptide ELISA (otherwise known as the Sn SAG1-5-6 ELISA) identifies 100% of the strains of Sarcocystis neurona (a protozoa). This test does not have the problems of cross-reaction like the IFAT and the Western Blot...

Research shows that early diagnosis and treatment of EPM results in a much higher chance of full recovery. Identifying it early requires a knowledgeable owner. In just 30 minutes of reading on prevention and symptoms, an owner can help put their horse into those better statistics...