Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been no significant interval change . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable with the cardiac silhouette is top - normal to mildly enlarged . No pulmonary edema is seen .
    OUTPUT:
    
Top - normal to mildly enlarged cardiac silhouette . Otherwise , no acute cardiopulmonary process .