Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest views were provided . There is no focal consolidation or pneumothorax . Mild blunting at the costophrenic angles may be due to small pleural effusions or atelectasis . The cardiomediastinal silhouette is unremarkable . There is no evidence of CHF . There is no free air under the hemidiaphragm . Osseous structures are unremarkable .
    OUTPUT:
    
Mild blunting at the costophrenic angles may be due to small pleural effusions and / or atelectasis . Please refer to subsequent CTA chest for additional details .