Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA frontal and lateral chest radiograph demonstrates persistent stable appearing no new left lower lung pulmonary nodule consistent with patient 's known history of rheumatoid arthritis nodule . The right lung is grossly clear with no focal consolidation . There is no pleural effusion . No pneumothorax . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
Stable appearing left lower lung rheumatoid nodule .