“…Extensive involvement of brain, spinal cord, lungs, heart, spleen, kidneys, adrenal glands, omentum, skeletal muscle, bladder, gastrointestinal tract, pancreas, and lymphoid tissue is often observed during postmortem evaluation. 1,8,10 Antemortem diagnosis of human cases has been achieved following brain 1,4,8,11,12 or muscle [13][14][15] biopsy. Although it was not evident in this mare, neural manifestations are present in .80% of people affected by the condition 16,17 and, in human and small animal cases, have included ocular dysfunction, seizures, ataxia, circling, involuntary micturition and defecation, dementia, paresis, pain or altered pain sensation (hypesthesia/paresthesia/dysesthesia), and peripheral neuropathy.…”