Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear of focal opacities concerning for infection . A 1 cm calcified structure projects over the descending aorta on the frontal view in the left hemithorax . This is likely a calcified lymph node . An additional calcified granuloma , sub - 4 - mm in size is also noted in the left hemithorax projecting underneath the sixth posterior rib . Cardiac size and hilar contours are unremarkable . No pleural effusion or pneumothorax . No abdominal free air .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . Prior granulomatous exposure .