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→Diagnosis
Fixed liver samples can be '''immunostained''' and sera from aborted animals examined to confirm viral presence and are both simple and sensitive.
Fixed liver samples can be '''immunostained''' and sera from aborted animals examined to confirm viral presence and are both simple and sensitive.
'''IgM [[ELISA testing |ELISA]]''' can also be performed on serum. Virus neutralisation is the prescribed test for international trading of animals.
'''IgM [[ELISA testing |ELISA]]''' can also be performed on serum. Virus neutralisation is the prescribed test for international trading of animals <ref> OIE, 2009. http://www.oie.int/fileadmin/Home/eng/Animal_Health_in_the_World/docs/pdf/RIFT_VALLEY_FEVER_FINAL.pdf. Accessed 08/07/2012</ref>
On '''necropsy''', in the viraemic stage, widespread '''petechiae and ecchymoses''' on serous surfaces and organs will be seen and '''extravasated blood''' present in the body cavities.
On '''necropsy''', in the viraemic stage, widespread '''petechiae and ecchymoses''' on serous surfaces and organs will be seen and '''extravasated blood''' present in the body cavities.