Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: LORDOTIC POSITIONING . AGAIN SEEN IS THE PIGTAIL CATHETER OVERLYING THE LEFT CHEST WALL AND ADJOINING MID LEFT LUNG . A CATHETER POSITION IS UNCHANGED . PART OF THE LOOPED PART OF THE CATHETER ORIGINATES IMMEDIATELY OUTSIDE THE LEFT CHEST WALL , ALTHOUGH THE APPEARANCE IS SIMILAR TO CHEST X - RAYS FROM ___ AND ___ ___ . NO OBVIOUS RESIDUAL LEFT - SIDED PNEUMOTHORAX IS DETECTED . NO RIGHT - SIDED PNEUMOTHORAX IS SEEN . NO SUBCUTANEOUS EMPHYSEMA IS DETECTED . NO FREE AIR SEEN BENEATH THE DIAPHRAGM . THE CARDIOMEDIASTINAL SILHOUETTE IS UNCHANGED . NO CHF , FOCAL INFILTRATE , OR PLEURAL EFFUSION DETECTED .
    OUTPUT:
    
DOUBT SIGNIFICANT INTERVAL CHANGE . LEFT - SIDED PIGTAIL CATHETER AGAIN NOTED . NO OBVIOUS PNEUMOTHORAX DETECTED .