LGL
Large granular lymphocytic leukemia (LGL): rare form of leukemia secondary to lymphoma. Primary tumors (large granular lymphosarcoma) usually arise in the abdominal cavity (spleen, liver, GI tract, lymph nodes). Secondary… Read more LGL →
CLL
Chronic lymphocytic leukemia (CLL): increased numbers of small mature lymphocytes with normal morphology on blood smear. CLL may look identical to non-neoplastic lymphocytosis on visual evaluation (non-neoplastic causes of lymphocytosis… Read more CLL →
ALL
Acute lymphocytic/lymphoblastic leukemia (ALL): markedly increased numbers of immature lymphoblasts on blood smear (lymphocytosis usually greater than 150 x 109/L). Lymphoblasts are large cells with prominent nucleoli and dark blue… Read more ALL →
Lymphocytic Leukemias
Lymphoid neoplasia is the most common form of hematopoeitic neoplasia in domestic animals. Lymphoid neoplasia can be categorized as lymphosarcomas (neoplastic lymphocytes from solid tumors in extramedullary tissue) or leukemias (neoplastic lymphocytes… Read more Lymphocytic Leukemias →
Cells and Smears 