: a disease of Central American horses and mules attributed to a protozoan blood parasite of the genus Trypanosoma (T. hippicum), characterized by emaciation, anemia, edema, conjunctivitis, fever, and paralysis of the hind legs, and often considered identical to surra
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“Murrina.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/murrina. Accessed 30 Oct. 2025.
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