Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a focal opacity at the right lung base , localize to the lower lobe on the lateral view concerning for pneumonia . The heart remains moderately enlarged . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Right lower lobe opacity concerning for pneumonia . 2 . Moderate cardiomegaly .