<prompt> A 57 year old male suffering from acute pancreatitis develops sudden onset breathlessness with a CVP 18mmHg. The chest xray shows bilateral infiltrates. The possible diagnosis isARDSMyocardial infarctionCongestive left hea failurePulmonary embolism  <response>: Answer- A. ARDSARDS CriteriaAcute, meaning onset over 1 week or less.Bilateral opacities consistent with pulmonary edema must be present and may be detected on CT or chest radiograph.PF ratio 300 mmHg with a minimum of 5 cmH20 PEEP or CPAP.CVP l8 mmHg. 