SARS true are -
The pathophysiology of acute respiratory distress syndrome involves fluid accumulation in the lungs not explained by hea failure (noncardiogenic pulmonary edema). Of these, the pathology most associated with ARDS is DAD, which is characterized by a diffuse inflammation of lung tissue. Ref Harrison20th edition pg 1059
Severe acute respiratory syndrome
Documented respiratory route spread
Effective vaccine available
Cause atypical pneumonitis
Infection