CRP and anemia: Laboratory investigations revealed an elevated white blood cell count of 5450/μL (neutrophil count 4180/μL), microcytic anemia (hemoglobin level 9.8 g/dL), CRP 0.64 mg/dL [normal < 0.30 mg/dL], and persistently elevated gamma glutamyltransferase 40 U/L [normal < 30 U/L].