Laboratory tests showed leukopenia in 63/93 (68%), elevated CRP (>2.0 mg/dL) in 12/81 (15%), elevated LDH (>500 IU/L) in 17/91 (19%), and elevated sIL‐2R (>800 U/mL) in 22/77 (29%) patients. Here, CRP is linked to Decreased total leukocyte count.