Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear unchanged . Chin flexion obscures each medial lung apex . Streaky opacity at the left lung base suggests minor atelectasis . Calcified pleural plaque is noted along each hemidiaphragm . Few very small granulomas or additional small pleural calcification are suspected and unchanged in the right lung . Otherwise the lungs appear clear .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .