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Equine Protozoal Myeloencephalitis (view source)
Revision as of 14:01, 22 July 2010
, 14:01, 22 July 2010→Diagnosis
It is difficult to obtain a definitive antemortem diagnosis of EPM. Certain criteria must be met before such a diagnosis is assigned<ref name="Furr">Furr, M (2010) ''Equine protozoal myeloencephalitis'' in Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), ''Saunders'', Chapter 12.</ref>:
It is difficult to obtain a definitive antemortem diagnosis of EPM. Certain criteria must be met before such a diagnosis is assigned<ref name="Furr">Furr, M (2010) ''Equine protozoal myeloencephalitis'' in Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), ''Saunders'', Chapter 12.</ref>:
*The relevant clinical signs must be attributable to one or more lesions of the CNS<ref name="Johnson">Johnson, A.L (2009) Evidence-based review of diagnosis and treatment of ''Sarcocystis neurona'' infection (Equine Protozoal Myeloencephalitis). ''Proceedings of the Annual Convention of the AAEP'' - Las Vegas, NV, USA, 55:172-176.</ref>
*The relevant clinical signs must be attributable to one or more lesions of the CNS<ref name="Johnson">Johnson, A.L (2009) Evidence-based review of diagnosis and treatment of ''Sarcocystis neurona'' infection (Equine Protozoal Myeloencephalitis). ''Proceedings of the Annual Convention of the AAEP'' - Las Vegas, NV, USA, 55:172-176.</ref>
*Immunodiognostic tests must confirm exposure to the parasite
*Immunodiagnostic tests must confirm exposure to the parasite
*Other differentials with similar presentations should be ruled out wherever possible
*Other differentials with similar presentations should be ruled out wherever possible
*The horse should be resident in or have travelled within the Americas<ref name="EPM3">Vatistas, N, Mayhew, J (1995) Differential diagnosis of polyneuritis equi. ''In Practice'', Jan, 26-29.</ref>
*The horse should be resident in or have travelled within the Americas<ref name="EPM3">Vatistas, N, Mayhew, J (1995) Differential diagnosis of polyneuritis equi. ''In Practice'', Jan, 26-29.</ref>