Treatment of underlying condition. If drug induced, discontinue drug. If the<unk>  is found to be from anything besides drug use, certain anti neoplastic drugs may be indicated.
Leukemoid reaction
Mast cell leukemia
Lymphoid leukemia
AIDS-related lymphoma
Prolymphocytic leukemia
Mixed-phenotype acute leukemia
Acute myeloid leukemia
Chronic neutrophilic leukemia