Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient in supine position . Analysis is performed in direct comparison with the next preceding portable chest examination of ___ . There is marked regression of on previous examination identified bilateral pattern of multiple patchy confluenting densities in the parenchyma . The marked and quick regression in relative short time interval suggests that the lesion was mainly related to pulmonary edema . A diffuse hazy density over the right hemithorax most likely represents pleural effusion that layers in the posterior pleural spaces as the patient is in supine position . Only small amount of pleural effusion appears to be present on the left base . No new parenchymal infiltrates are seen .
    OUTPUT:
    
Marked improvement of previously identified pulmonary edema pattern .