Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is rotated , limiting evaluation of the mediastinum . Unchanged mild cardiomegaly . Low lung volumes . There is mild interstitial pulmonary edema , decreased from ___ . No focal consolidations . There is bibasilar atelectasis . No definite pleural effusion . No pneumothorax . No acute osseous abnormality .
    OUTPUT:
    
Mild interstitial pulmonary edema , improved from prior .