Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Dual - lead left - sided pacemaker is again seen with leads unchanged in position . There is mild right base atelectasis . The patient is rotated to the left . The cardiac and mediastinal silhouettes are stable . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . Moderate compression of an upper - to - mid thoracic vertebral body is stable . Aortic calcifications are again seen .
    OUTPUT:
    
Mild right mid - to - lower lung atelectasis . No focal consolidation seen .