Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Relatively low lung volumes are noted . Retrocardiac opacity is seen which was better characterized on prior abdominal CT scan as a large hiatal hernia . Patient is significantly rotated to the left , within this limitation the lungs are otherwise grossly clear without new confluent consolidation . There is however pulmonary vascular congestion . Dense atherosclerotic calcifications are noted in the thoracic aorta . Mitral annular calcifications are also identified . No significant change in the cardiomediastinal silhouette is identified given patient 's rotation . Right - sided PICC is seen however tip is not clearly delineated .
    OUTPUT:
    
Pulmonary vascular congestion , no definite other acute process .