Department of Hematology, Roskilde University Hospital, Denmark; The Research Unit for General Practice and Section of General Practice, Department of Public Health, University of Copenhagen, Denmark.
Eosinophilia may represent an early paraclinical sign of hematological malignant disease, but no reports exist on its predictive value for hematological malignancies. From the Copenhagen Primary Care Differential Count (CopDiff) Database, we identified 356,196 individuals with at least one differential cell count (DIFF) encompassing the eosinophil count during 2000-2007. From these, one DIFF was randomly chosen and categorized according to no (