Patients with elevated eosinophil counts that do not have a known cause for this alteration, such as a parasitic infection or allergic disorder, were classified as having a hypereosinophilic syndrome of unknown cause It is now understood that some have a leukemic basis for the eosinophil increase Thus, some patients with high blood eosinophil counts have eosinophilic leukemia The chronic form of eosinophilic leukemia is uncommon The acute form is rare
kanda eozinofil lökositlerin çoğalması, eozinofili