诊疗方案指出,人感染H7N9禽流感潜伏期一般为7天以内。患者一般表现为流感样症状,如发热,咳嗽,少痰,可伴有头痛、肌肉酸痛和全身不适。重症患者病情发展迅速,表现为重症肺炎,体温大多持续在39℃以上,出现呼吸困难,可伴有咯血痰;可快速进展出现急性呼吸窘迫综合征、纵隔气肿、脓毒症、休克、意识障碍及急性肾损伤等。 Treatment program pointed out that human infection with H7N9 bird flu incubation period is generally less than 7 days. Patients generally show flu-like symptoms, such as fever, cough, phlegm, may be associated with headache, muscle soreness and general malaise. Patients with severe disease developed rapidly, showing severe pneumonia, most of the body temperature continued at above 39 ℃, difficulty breathing, may be associated with hemoptysis sputum; acute respiratory distress syndrome can be rapid progress, mediastinal emphysema, sepsis, shock, consciousness Barriers and acute kidney injury.