Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right mid and lower lung airspace opacification is consistent with pneumonia , new from the prior study . Moderate cardiomegaly is likely exaggerated by AP technique . There is no pneumothorax , pulmonary edema , or pleural effusion . The cardiomediastinal silhouette is stable .
    OUTPUT:
    
Right mid and lower lung pneumonia .