Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persistent elevation of the right hemidiaphragm . Atelectasis in the right middle lobe is stable . The known opacity in the left lower lobe is improved . Changes associated with emphysema are present . There is no pneumothorax or pleural effusion . A left - sided PICC line ends in the distal SVC . A drain is seen projecting over the right upper quadrant .
    OUTPUT:
    
Stable atelectasis in the right middle lobe , and improved consolidation in the left lower lobe .