Background: Over the last decade, several studies have suggested that survival rates for patients with acute lung injury (ALI) or ARDS may have improved. We performed a systematic analysis of the ...

The study found that most patients developed mild symptoms at first. In severe cases, symptoms like shortness of breath, pneumonia, and ARDS typically appeared five to eight days into the illness.

Clinically, the features of acute bacterial pneumonia present no differently among gravid and nonpregnant patients ... women with persistent upper respiratory distress have a chest radiograph.