PMC10326381_01
Reticulocyte count and hemoglobin around hematopoietic stem cell transplantation and after treatment with daratumumab for pure red cell aplasia. Between February 2022 and April 2022, the patient received several red blood cell transfusions. The red and blue areas between the dotted lines represent the normal values of reticulocyte count and hemoglobin, respectively. HSCT, hematopoietic stem cell transplantation.
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After 4 doses of daratumumab, prompt increases of hemoglobin and reticulocyte counts ( Figure 1 ) and the disappearance of anti-B isohemagglutinins were observed.