Causes and outcomes of hypereosinophilia in a tropical country
Hypereosinophilia (HE), defined by blood eosinophils > 1.5 × 10^9/L persisting over one month, is commonly found in clinical practice.
A new index for distinguishing hypereosinophilic syndrome and antineutrophil cytoplasmic antibody-negative eosinophilic granulomatosis with polyangiitis
It is difficult to differentiate between hypereosinophilic syndrome (HES) and antineutrophil cytoplasmic antibody (ANCA)-negative eosinophilic granulomatosis with polyangiitis (EGPA).