Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient in sitting semi-upright position . Comparison is made with the next preceding similar study of ___ . Heart size , thoracic aorta and mediastinal structures unchanged . No advanced pulmonary vascular congestion is noted . The next preceding portable chest examination of ___ , identified pulmonary parenchymal densities overlying the right lower lung field has cleared and the chest findings are now similar to what has been shown on the frontal view of the PA and lateral chest examination of ___ . A left - sided PICC line was already identified on that examination , well detected on the lateral view and seen to overly the superior mediastinal structures on the frontal view , so to be located within the SVC at the level 2 cm above the carina . Although the quality of the portable chest examinations are not identical and the PICC line less contrast prominent as the wire apparently has been removed , the line appears to be in unchanged position . No pneumothorax is identified in the apical area .
    OUTPUT:
    
Apparently unchanged position of previously identified left - sided PICC line seen on PA and lateral of ___ and AP single view examination of ___ .