Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . There is no consolidation , edema , pleural effusion , or pneumothorax . The aorta is tortuous . The mediastinal contours are otherwise normal . The heart size is at the upper limits of normal . Old healed left rib deformities are present in the upper chest . No acute fracture is identified .
    OUTPUT:
    
No acute cardiopulmonary process .