Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No significant interval change . Persistent elevation of the right hemidiaphragm . No focal consolidation , edema , pleural effusion , or pneumothorax . The heart remains mildly enlarged . The descending thoracic aorta is tortuous . Is S shape scoliosis is unchanged .
    OUTPUT:
    
No acute cardiopulmonary process . Mild cardiomegaly .