Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , effusion , or edema . The cardiomediastinal silhouette is stable . Enlarged pulmonary arteries as seen on prior exam compatible with pulmonary hypertension . No acute osseous abnormalities . Surgical clips at the thoracic inlet are noted , potentially related to prior thyroid surgery .
    OUTPUT:
    
No acute cardiopulmonary process .