Blood smears were evaluated for the presence or absence of a leukemic blood profile. Umbrella Cockatoo, skin, CD3 immunoreactivity. Clusters of small T-lymphocytes are present within the neoplasm. Umbrella Cockatoo, skin, BLA.36 immunoreactivity. Umbrella Cockatoo blood, CD3 immunoreactivity.
Small lymphocytes exhibit T-cell staining pattern.
Umbrella Cockatoo, blood, BLA.36 immunoreactivity. Lymphoblasts and large lymphocytes exhibit B-cell staining pattern. DNA in situ hybridization was negative for herpesvirus nucleic acid. The absolute lymphocyte count was estimated between 35,720 and 39,480 cells per microliter of blood. Umbrella Cockatoo, blood, Wright-Leishman stain.