A specific histochemical reaction, cyanide-resistant peroxidase, permits identification of leukemic blast cells with<unk>  differentiation and diagnosis of acute eosinoblastic leukemia in some cases of AML with few identifiable eosinophils in blood or marrow.
Acute eosinophilic leukemia
Chronic eosinophilic leukemia
Tropical eosinophilia
Mast cell leukemia
Acute basophilic leukemia
Hemophagocytic lymphohistiocytosis
Hereditary pyropoikilocytosis
Diffuse infiltrative lymphocytosis syndrome