Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild cardiomegaly . The hilar and mediastinal contours are normal . The lungs are clear , without consolidation , pulmonary edema , pleural effusion or pneumothorax . Surgical clips overlying the right hemithorax relate to prior right mastectomy .
    OUTPUT:
    
No acute cardiopulmonary pathology .