Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP view was reviewed . Overlying soft tissue obscures the lower chest . Apparent cardiomegaly is exacerbated by a right epicardial fat pad . Mediastinal and hilar contours are normal . There is subsegmental atelectasis , increased compared to the prior study . There is no pulmonary edema . No focal consolidation concerning for pneumonia is seen .
    OUTPUT:
    
Increase in subsegmental atelectasis . No other acute process .