Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No pulmonary opacities are seen . There is a chain suture in the right upper lung field likely from prior wedge resection . Cardiomediastinal and hilar contours are unremarkable . Mild cardiomegaly is stable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .