Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are relatively low lung volumes . The cardiac and mediastinal silhouettes are grossly stable . Right mid lung linear scarring with possible associated bronchiectasis and rightward shift of the upper mediastinum are re - demonstrated . Prominence of the central pulmonary vasculature may be due to mild pulmonary vascular congestion . There is persistent elevation of the right hemidiaphragm . No definite new focal consolidation is seen .
    OUTPUT:
    
Low lung volumes with possible mild pulmonary vascular congestion . Re - demonstrated right mid lung scarring , possible bronchiectasis , elevation of the right hemidiaphragm and rightward shift of the upper mediastinum .