During necropsy of two manatees, masses in multiple organs including liver and spleen were identified. They were composed of neoplastic round to spindle-shaped cells, positive for vimentin, Iba-1, lysozyme, and Mac387, consistent with histiocytic sarcoma. One manatee also had an undifferentiated sarcoma that may have arisen from the histiocytic sarcoma.
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25 July 2022
Disseminated Histiocytic Sarcoma in Two Free-Living Florida Manatees (Trichechus manatus latirostris)
David S. Rotstein,
Nicole I. Stacy,
Michael J. Kinsel,
Martine de Wit
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Journal of Wildlife Diseases
Vol. 58 • No. 3
July 2022
Vol. 58 • No. 3
July 2022