Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs well expanded and clear . There is no pleural effusion or pneumothorax . Cardiomediastinal silhouette demonstrates mild cardiomegaly . Mediastinal clips , median sternotomy wires , and coronary artery stents are noted . Degenerative changes are noted in the T - spine with anterior osteophyte formation .
    OUTPUT:
    
No acute cardiopulmonary process .