Laboratory results revealed hyponatremia (sodium, 135 mmol/L), a serum white blood cell (WBC) count of 10.23 × 109/L (monocytes 11%), C-reactive protein (CRP) of 9.50 mg/L, serum EBV antibodies showed VCA IgG (+), EBNA-1 IgG (–), and EBV IgM (–). This evidence concerns the gene CRP and Hyponatremia.