Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are well - expanded and clear , with minimal atelectasis in the right lung base . There is mild cardiomegaly . The mediastinal hilar contours are unremarkable . There is no pleural effusion , pulmonary edema , pneumothorax , or focal consolidation .
    OUTPUT:
    
Mild cardiomegaly . No evidence of pneumonia .