HERPESVIRUS-ASSOCIATED MALIGNANT-LYMPHOMA IN A SLOW LORIS (NYCTICEBUSCOUCANG)

An Il-yr-old male captive slow loris, Nycticebus coucang, was examined for an upper respiratory tract infection. Physical examination reveal ed bilateral mucopurulent oculonasal discharge, severe dental disease, mandibular lymphadenopathy, and increased pulmonary sounds. A complet e blood count revealed severe lymphocytosis and neoplastic-appearing l ymphocytes in the peripheral blood. A necropsy revealed marked hepatos plenomegaly, mediastinal and submandibular lymphadenopathy, and pale, firm lungs. Based on histopathology the diagnosis was lymphoma with in volvement of the spleen, lymph nodes, lung, bone marrow, and conjuncti va. A herpesvirus was identified by electron microscopy in cultured mo nonuclear cells collected from whole blood samples.