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polyneuritis equi

Inflammatory Polyneuritis equi or EPM?

This is the fourth installment of a blog series discussing neurological disorders in horses. Part One discussed Sarcosystosis, which is an infection with the protozoa Sarcocystis neurona. The protozoa most often associated with Equine Protozoal Myeloencephalitis or EPM is S. neurona. In Part Two, I shared the expertise of Siobhan P. Ellison, DVM PhD. Dr. Ellison believes inflammation […]

Inflammatory Polyneuritis equi or EPM? Read More »


EPM Facts

EPM is a confusing and (apparently) prevalent disease affecting horses. This is the third installment of this series. Part One discusses infection with Sarcocystis neurona, the main protozoan implicated in EPM. Next, Part Two provides an overview of what causes the symptoms of EPM. This post will provide some critical bullet points to understand and

EPM Facts Read More »

EPM Part Two–What Causes the Symptoms?

In Part One of this series, I discussed the fact that opossums carry the protozoa Sarcocystis neurona that is the primary causative agent of Equine protozoal myeloencephalitis or EPM. Additionally, I briefly described the lifecycle of the parasite and discussed the symptoms of Sarcocystosis or infection with Sarcocystis. Frustrated horse owners responded to the blog,

EPM Part Two–What Causes the Symptoms? Read More »

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