Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small bilateral pleural effusions are suspected . Mild to moderate cardiomegaly appears unchanged . The mediastinal and hilar contours , including prominence of the main pulmonary artery contour , appear stable . Patchy left basilar opacification is not entirely specific but most suggestive of minor atelectasis . Bones are unremarkable .
    OUTPUT:
    
Small suspected bilateral pleural effusions and patchy left basilar opacification , most likely due to atelectasis .