Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear focal consolidation , effusion , or vascular congestion . The cardiomediastinal silhouette is within normal limits . Coronary artery stent is identified . Tortuous descending thoracic aorta is noted . Possible air - fluid level identified in the distal esophagus on the frontal view which is not visualized on the lateral . Old healed bilateral rib fractures are identified .
    OUTPUT:
    
No acute cardiopulmonary process .