Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is top - normal . Mediastinal contours are stable . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . No pulmonary edema is seen . ___ partially imaged .
    OUTPUT:
    
Top - normal cardiac silhouette , similar to prior . No acute cardiopulmonary process .