Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded with unchanged mildly prominent diffuse interstitial markings . There is no mediastinal widening , pleural effusion , or pneumothorax . Mild cardiomegaly is stable . No displaced rib fracture or new vertebral fracture is identified . Anterior wedging of a thoracic vertebra is stable . Left chest wall dual lead pacemaker appears unchanged with intact wires and leads terminating in the right atrium and right ventricle . Endovascular aortic valve repair appears unchanged .
    OUTPUT:
    
No significant interval change . No radiographic evidence of acute injury .