<num>. interval improvement of alveolar pulmonary edema, now right greater than left and overall mild to moderate. <num>. mildly improved retrocardiac opacification and right middle and lower lung opacification, reflecting atelectasis, though infection or aspiration cannot be excluded. <num>. persistent small effusion on the right. trace, if any, effusion on left. <num>. stable moderate cardiomegaly. mild central vascular congestion without overt pulmonary edema.