Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are fully expanded and clear . There is no focal consolidation , effusion , or pneumothorax . Specifically , there is no evidence of mediastinal or hilar lymphadenopathy or parenchymal abnormalities . Mediastinal and hilar contours are normal . Heart size is normal .
    OUTPUT:
    
No evidence of pulmonary sarcoidosis .