Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is moderate cardiomegaly , unchanged from ___ . There is again elevation of the left hemidiaphragm with adjacent left basilar atelectasis or scar . Lung fields are otherwise clear . No pneumothorax .
    OUTPUT:
    
Unchanged moderate cardiomegaly . Chronically elevated left hemidiaphragm .