Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were obtained . Midline sternotomy wires and mediastinal clips are noted . There is minimal plate - like left basilar atelectasis . Otherwise lungs are clear bilaterally . No pleural effusion or pneumothorax is seen . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Minimal left basilar plate - like atelectasis . Otherwise normal .