Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , pleural effusion or pneumothorax . The pulmonary vasculature is not engorged and there is no overt pulmonary edema . The cardiac silhouette is top normal in size . The mediastinal and hilar contours are within normal limits . The aorta is tortuous . The trachea is midline .
    OUTPUT:
    
No acute cardiopulmonary process .