Result: Average age was 56.27 ± 19.5 years, male / female = 2.4/1; dry cough 9.1%, cough sputum 77.3%; hemoptysis 22.7%, shortness of breath 72.7%, fever (> 39ºC) 68.2%, chest pain 36.4%, average: White blood cells 15.31 ± 8.29G / L, red blood cells 3.97 ± 0.79T / L; Platelet cells 277.96 ± 8.29G / L, CRP 125.39 ± 86.19mg / l; PCT 47.58 ± 119.46ng/l.