Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Opacities projecting over the lower lobes on the lateral are concerning for infection . There is atelectasis at the right lung base with persistent elevation of the right hemidiaphragm . There is no pneumothorax . The cardiomediastinal silhouette is unchanged with unfolding of the thoracic aorta . Median sternotomy wires are intact .
    OUTPUT:
    
Opacities projecting over the lower lobes on lateral film are concerning for infection .