Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are relatively well expanded and clear . Cardiomediastinal silhouette is unremarkable . There is no pleural effusion , pneumothorax , pulmonary edema , or focal consolidation . Dextroconvex thoracic scoliosis is unchanged .
    OUTPUT:
    
No acute cardiopulmonary process .