![Figure][1] A 7-year-old previously healthy girl presented with fever, fatigue, and weight loss for 1 month. Laboratory test revealed normocytic anemia (hemoglobin, 7.1 g/dL), neutropenia (0.17 × 109/L), and 30%… Click to show full abstract
![Figure][1] A 7-year-old previously healthy girl presented with fever, fatigue, and weight loss for 1 month. Laboratory test revealed normocytic anemia (hemoglobin, 7.1 g/dL), neutropenia (0.17 × 109/L), and 30% small- to medium-sized blasts with frequent (20%) cuplike nuclei (panels A-C,
               
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