Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac sillhouette is stable . The thoracic aorta is tortuous , unchanged from prior . The bilateral hila are unremarkable . The lungs are clear without focal consolidation . There is no pulmonary vascular congestion . There is no pneumothorax or pleural effusion . There is mid thoracic dextroscoliosis .
    OUTPUT:
    
No acute cardiopulmonary process . No pneumothorax .