Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A calcified granuloma is unchanged in the posterior basal segment of the left lower lobe . There is no pleural effusion , pneumothorax or focal airspace consolidation . There is no evidence of hilar or mediastinal lymphadenopathy . Cardiac and mediastinal contours are normal . There is a tortuous aorta .
    OUTPUT:
    
No evidence of metastatic disease .