Blood eosinophilia: a new paradigm in disease classification, diagnosis, and treatment.

@article{Tefferi2005BloodEA,
  title={Blood eosinophilia: a new paradigm in disease classification, diagnosis, and treatment.},
  author={Ayalew Tefferi},
  journal={Mayo Clinic proceedings},
  year={2005},
  volume={80 1},
  pages={75-83}
}
Acquired blood eosinophilia is considered either a primary or a secondary phenomenon. Causes of secondary (ie, reactive) eosinophilia include tissue-invasive parasitosis, allergic or inflammatory conditions, and malignancies in which eosinophils are not considered part of the neoplastic process. Primary eosinophilia is classified operationally into 2 categories: clonal and idiopathic. Clonal eosinophilia stipulates the presence of either cytogenetic evidence or bone marrow histological evidence… CONTINUE READING