Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild prominence of the central pulmonary vasculature suggests pulmonary vascular engorgement without overt pulmonary edema . Subtle left base retrocardiac opacity likely represents atelectasis rather than focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
No acute cardiopulmonary process .