CRP and anemia: Laboratory exams revealed worsening leukopenia (WBC 2.48 × 103 uL), anemia (hemoglobin 8.1 g/dL), thrombocytopenia (PLTs 30 000/mm3), hyponatremia (Na 130 mEq/L), and elevated ferritin (706 ng/mm3), C‐reactive protein (CRP) was 97 mg/L.