Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Unchanged left lower lobe atelectasis . A dual lead pacemaker is in - situ , a right - sided PICC terminates in the mid SVC . The cardiomediastinal contour is unchanged . Calcific densities projecting over the right apex are likely due to apical pleural scarring . No pneumothorax seen . Atrophic remodeling of the bilateral proximal humeri is likely related to the superior subluxation of the glenohumeral joints .
    OUTPUT:
    
No pneumothorax seen .