Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . In the right lower lobe , there is a new opacity . In the left lower lobe , there is a smaller and more subtle opacity adjacent to the apex of the heart . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is normal . There is increased AP diameter consistent with COPD .
    OUTPUT:
    
Right lower lobe opacity , new since prior study as well as a more subtle left lower lobe opacity , both of which may indicate pneumonia or aspiration .