Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a new opacity at the right lung base suggesting pneumonia with lesser but new opacity also projecting along the left mid lung , the latter obscuring the left heart border and probably localizing to the lingula . The cardiac , mediastinal and hilar contours appear unchanged . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Findings concerning for pneumonia .