Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are within normal limits . There is minimally increased opacity at the lung bases which likely reflects atelectasis . Irregularly shaped but relatively linear opacities aligned vertically along the lateral left chest are calcified and most likely represent pleural plaques . Additional regions seen paralleling the left hemidiaphragm and potentially along the right lateral chest wall . There is no pleural effusion or pneumothorax identified .
    OUTPUT:
    
Minimally increased opacity at the lung bases which likely reflects atelectasis . Findings suggestive of calcified pleural plaques .