PMC9829881_01
IVIG treatment was started on day 1 of hospitalization. Platelet count trended down through day 5 of hospitalization. White blood cell count was relatively stable until it increased on day 6 of hospitalization.
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PMC9829881_01_10.1177_23247096221145104-fig1.jpg
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Her inflammatory markers trended downward after completion of IVIG; however, her pancytopenia persisted and reached a nadir of hemoglobin 9.7 g/dL, red blood cell count 3.61 M/uL, platelet count 30,000/uL, white blood cell count 2580 cells/uL, absolute lymphocyte count 240 (Figure 1).