Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiograph show well - expanded lungs . There is no focal consolidation . Re- demonstration of 6 mm nodular opacity which projects over the right upper lung and is stable . Heart size is top - normal . The aorta is torturous . The compared to chest radiograph dated ___ , there is much decreased interstitial fluid indicating resolution of prior pulmonary edema . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary abnormality .