![Figure][1] A 60-year-old man presented with persistent leukocytosis (white blood cell [WBC] count, 26 × 109/L; panel A, original magnification ×400, Wright-Giemsa stain). Peripheral blood showed increased neutrophils (80%; absolute… Click to show full abstract
![Figure][1] A 60-year-old man presented with persistent leukocytosis (white blood cell [WBC] count, 26 × 109/L; panel A, original magnification ×400, Wright-Giemsa stain). Peripheral blood showed increased neutrophils (80%; absolute neutrophil count, 21 × 109/L) with toxic granules but no
               
Click one of the above tabs to view related content.