Abstract. Visceral leishmaniasis was diagnosed in a 2-year-old male Great Dane imported from Greece. The clinical signs included anemia, diarrhea, weight loss, proteinuria, and hyperglobulinemia with increases in a*-and y-regions. At necropsy there was plasmalymphocytic and macrophage infiltration of spleen, macrophage infiltration of bone marrow, intracellular organisms of macrophages having the ultrastructural characteristics of Leishmania species, and severe amyloidosis of the spleen, liver, and kidney.

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