Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac silhouette is not enlarged . The aortic knob is calcified . Hilar contours are stable , with stable prominence of the right hilum in this patient with history of sarcoidosis .
    OUTPUT:
    
No significant interval change . No acute cardiopulmonary process seen .