Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a normal cardiomediastinal silhouette and well - aerated lungs without focal consolidation , pleural effusion , or pneumothorax . The visualized upper abdomen is unremarkable . Mediastinal contour in the region of the pulmonary outflow tract has always been mildly enlarged . This can be a normal finding in young women . It would nevertheless be reasonable to evaluate the patient clinically for any evidence of pulmonic valvular abnormality .
    OUTPUT:
    
No acute cardiopulmonary process .