Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest are compared to previous exam from ___ . Dual - lumen left subclavian line is in stable position . The lungs are clear of consolidation . Trace blunting of the left costophrenic angle again seen . There is no right - sided pleural effusion . Cardiomediastinal silhouette is stable . Surgical clips project over the thoracic inlet bilaterally . Osseous structures again notable for bilateral , old posterior healed rib fractures and mild wedging of mid thoracic vertebral bodies , unchanged since ___ . Degenerative changes again seen at the shoulders bilaterally including calcification in the region of the right coracoclavicular region .
    OUTPUT:
    
No acute cardiopulmonary process .