CRP and Increased total leukocyte count: Initial laboratory investigations revealed leukocytosis of 20,050 cells/μL (reference: 3,600–10,500/μL) with 86% neutrophils, a normal blood glucose level of 91 mg/dL (reference: 70–110 mg/dL), and elevated C-reactive protein (CRP) at 2.4 mg/dL (reference: 0.0–2.0 mg/dL).