Spontaneous retroperitoneal liposarcoma in a free-ranging juvenile golden-headed lion tamarin (Leontopithecus chrysomelas).
Josué Díaz-DelgadoCamila V MolinaJosé L Catão-DiasMaria C M KierulffAlcides PissinattiMarina G BuenoPublished in: Journal of medical primatology (2018)
Malignant adipocytic neoplasia is rare among nonhuman primates. We report the gross and microscopic features of a retroperitoneal liposarcoma with myxofibrosarcoma-like dedifferentiation in a free-ranging juvenile golden-headed lion tamarin (Leontopithecus chrysomelas). To our knowledge, this is the first report of such tumor subtype in New World primates.