Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided demonstrate unchanged scarring at the right lung apex with upward retraction of the right pulmonary hilum . There is no definite sign of pneumonia , CHF , pleural effusion , or pneumothorax . The cardiomediastinal silhouette is stable . Atherosclerotic calcifications are noted along the aortic knob . Bony structures appear grossly intact with a stable scoliosis and kyphotic angulation of the T - spine .
    OUTPUT:
    
No acute findings .