Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes bilaterally . There is a chest port with tip located in the lower SVC as previously noted and unchanged from previous . Cardiac and hilar contours are unchanged . There is no focal consolidation . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
No pneumothorax . Bilateral low lung volumes .