急性呼吸窘迫综合征(ARDS)柏林标准

发病时间	1周以内起病、或新发、或恶化的呼吸症状
胸部影像学庐江县人民医院呼吸内科徐大林	双肺模糊影?不能完全由渗出、肺塌陷或结节来解释
肺水肿起因	不能完全由心力衰竭或容量过负荷解释的呼吸衰竭. 没有发现危险因素时可行超声心动图等检查排除血流源性肺水肿
氧合指数
轻度	200 mmHg <PaO2/FiO2≤300mmHg with PPEP≥5cmH2O
中度	100 mmHg <PaO2/FiO2≤200mmHg with PPEP≥5cmH2O
重度	PaO2/FiO2≤100mmHg with PPEP ≥ 5cmH2O

Table The Berlin Definition of Acute Respiratory Distress Syndrome
Acute Respirtory Distress Syndrome
Timing	Within 1 week of known clinical insult or new or worsening respiratory symptoms
Chest imaging	Bilateral opacities-not fully explained by effusion,lobar/lung collapse, or nodules
Origin of edema	Respiratory failure not fully explained by cardiac failure or fluid overload Need objective assessment(eg,echocardiography)to exclude hydrostatic edema if no risk factor present
Oxygenation Mild	200mmHg< PaO2/FiO2≤300mmHg with PEEP or CAPA≥5cmH2O
Moderate	100mmHg< PaO2/FiO2≤200mmHg with PEEP≥5cmH2O
Severe	PaO2/FiO2≤100mmHg with PEEP≥5cmH2O

Berlin标准的有效性