Splenic histiocytic sarcoma: Disease progression from the perspective of pathophysiology

Figure 1 Changes in brief fatigue inventory values from the first admission to the last admission of the case. The black arrows in the figure represent the surgical treatment. Phases 1, 2, and 3, delineated by the solid red line, correspond to early splenic histiocytic sarcoma (SHS), mid-SHS, and late SHS, respectively. BFI: Brief fatigue inventory.