Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Lateral view is limited due to underpenetration . Lung volumes are low limiting assessment . Basilar atelectasis is noted without convincing evidence for pneumonia , edema , effusion or pneumothorax . The cardiomediastinal silhouette is normal . Imaged osseous structures are intact . A chronic right clavicular deformity is noted . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
No acute intrathoracic process .