Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: One AP view of the chest . There is no focal consolidation , pleural effusion , or pneumothorax . The heart size is top normal . Otherwise , the mediastinal and hilar contours are unremarkable . The aorta is tortuous .
    OUTPUT:
    
Heart size is top normal . No acute cardiopulmonary process .