Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear stable . There is no pleural effusion or pneumothorax . Streaky basilar opacity , seen posteriorly on the lateral view , suggests minor atelectasis . Otherwise , the lungs appear clear .
    OUTPUT:
    
Patchy lingular and left lower lobe opacities , which could be seen with atelectasis , although a mild component of aspiration is difficult to exclude .