Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation , pleural effusion or pneumothorax is present . Normal heart size with stable appearance of aortic tortuosity and atherosclerotic calcification . No evidence of pulmonary vascular congestion . Mild elevation of left hemidiaphragm with adjacent scarring is chronic and unchanged dating back to ___ .
    OUTPUT:
    
No evidence of acute intrathoracic process .