Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Redemonstration of the right - sided PICC line with tip terminating at the cavoatrial junction . No pneumothorax is evident . Biapical pleural thickening present . No focal opacification concerning for pneumonia identified . The haziness overlying the left lung base may reflect a stable small left pleural effusion . Stable mediastinal , hilar and cardiac contours present .
    OUTPUT:
    
No opacification concerning pneumonia . Stable faint opacification projecting ober left lower lung may reflect small left pleural effusion .