Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . A single - lead left - sided AICD is again seen with lead extending to the expected position of the right atrium . Post - surgical changes involving the right hemithorax are again seen . Nodular pulmonary opacities seen on prior CT are better evaluated on CT . No new focal consolidation , pleural effusion , or evidence of pneumothorax is seen . Evidence of DISH is seen along the spine .
    OUTPUT:
    
Chronic changes involving the right hemithorax ; otherwise , no acute cardiopulmonary process .