Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No significant change from the prior exam . The lungs are well - expanded and clear . No focal consolidation , pleural effusion , pulmonary edema , or pneumothorax . The opacity in the right lower hemithorax is unchanged since ___ , suggesting benignity . The descending aorta is tortuous , but unchanged . The heart size is normal . Stable appearance of the mediastinal and cardiac contours . Unremarkable hila and pleura . Stable mild - to - moderate degenerative changes in the visualized thoracic vertebrae .
    OUTPUT:
    
No acute cardiopulmonary process . No radiographic evidence for a suspicious pulmonary lesion .