Equine protozoal myeloencephalitis epm is a devastating disease that can leave horses severely disabled and may result in death diagnosis is often difficult because the onset is very similar to other diseases especially chagas chagas and epm are caused by different protozoa and require different treatment. Understanding epm equine protozoal myeloencephalitis horse health care library david granstrom isbn 9781581501049 kostenloser versand fur alle bucher mit versand und verkauf duch amazon. Equine protozoal myeloencephalitis epm is a master of disguise this serious disease can be difficult to diagnose because its signs often mimic other health problems in the horse and signs can range from mild to severe more than 50 percent of all horses in the united states may have been exposed to the organism that causes epm. Understanding epm equine protozoal myeloencephalitis understanding epm equine protozoal myeloencephalitis equine protozoal myeloencephalitis the horse overview equine protozoal myeloencephalitis epm is a potentially fatal neurologic disease in horses caused by sarcocystis neurona or neospora hughesi1 s neu rona is more common than n hughesi