<prompt> Adult respiratory distress syndrome is defined by all except:PCWP 18 mmHgPaO2FiO2 200Diffuse bilateral air space edema on Chest X-RayAll of the above  <response>: Diagnostic Criteria Acute Lung Injury ALI ARDS PaO2FiO2 300 mmHg 200 mmHg Onset Acute Acute Chest X-Ray Bilateral alveolar or interstitial infiltrates Bilateral alveolar or interstitial infiltrates Absence of Left Atrial Hypeension PCWP 18 mmHg No Clinical evidence of increased left atrial pressure PCWP 18 mmHg No clinical evidence of increased left atrial pressure Ref: Harrison;s 19th edition Pgno: 1736 