Fig. 1From: Severe hemophagocytic lymphohistiocytosis in a melanoma patient treated with ipilimumab + nivolumabLaboratory value trends over time. Time of hospitalization is shaded. Units of blood are marked correspondingly as “PRBC.” Period of steroid administration is noted along the X-axis. Ferritin, hemoglobin, and bilirubin levels are notedBack to article page