Serum C reactive protein (CRP), erythrocyte sedimentation rate (ESR), fibrinogen, D-dimer, ferritin, lactatedehydegenase (LDH), interleukin 6 (IL-6) are increased; lymphopenia, thrombocytopenia, hypoalbuminemia and hyponatremia can be detected. The gene discussed is IL6; the disease is lymphopenia.