Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac and mediastinal silhouettes are stable . No definite focal consolidation is seen . There is no large pleural effusion or pneumothorax . Relative increased density over the left lung base is felt to a potentially be due to overlying soft tissue . No pneumothorax is seen . No displaced fracture is identified .
    OUTPUT:
    
No acute cardiopulmonary process .