Laboratory data on admission revealed mild leukocytosis, with leucocyte of 10.5 × 103/μL, mild hypochromic anemia, with hemoglobin of 12.9 g/dL, and mild inflammatory reaction, with erythrocyte sedimentation rate (ESR) of 24 mm at the first hour, C-reactive protein (CRP) of 4.0 mg/dL. The gene discussed is CRP; the disease is anemia.