Patient histories | |
 Medical history | Chronic obstructive pulmonary disease and surgically treated prostate cancer |
 Surgical history | Prostatectomy, cholecystectomy, and hernia repair |
 Social history | 88 pack-years of smoking and consumption of 2 alcoholic beverages per day; no history of illicit drug use |
 Family history | No family history of blood disorders, clotting disorders, or malignancies |
Clinical features at presentation | |
 White blood cell count, cells/μL | 147,000 |
 Basophils, % | 10 |
 Absolute neutrophil count, cells/μL | 116,210 |
 Platelet count, platelets/μL | 230,000 |
 Hemoglobin, g/dL | 13.1 |
 Abdominal ultrasound | Splenomegaly of ≈ 16 cm |
 Lactate dehydrogenase, U/L | 1005 |