Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Suture line in the right middle lobe was better seen on prior studies that included a lateral view . The lungs are hyperinflated with flattening of diaphragms , again consistent with chronic obstructive pulmonary disease . Prominence of the anterior left 1st rib is stable over multiple prior chest radiographs since ___ . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable and unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .