Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left - sided PICC line again terminates in the lower superior vena cava . The cardiac , mediastinal and hilar contours appear stable . Elevation of the right hemidiaphragm is also unchanged . There is no pleural effusion or pneumothorax . Streaky opacity at the right lung base suggests minor atelectasis , but improved . Otherwise , the lungs appear clear .
    OUTPUT:
    
No findings suggesting pneumonia .