Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear stable . Streaky opacities in the left mid lung are most consistent with minor atelectasis . There is no pleural effusion or pneumothorax . The lungs appear clear . Moderate right wall of the S - shaped thoracolumbar curvature is noted .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .