Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a dual - lead pacemaker / ICD device with leads again terminating in the right atrium and ventricle , respectively . The cardiac , mediastinal and hilar contours appear unchanged . Aside from streaky basilar opacities suggesting minor atelectasis , the lungs are probably clear . There is no pleural effusion or pneumothorax . There are several incompletely characterized thoracic compression fractures along the lower thoracic spine , several of which can be compared to prior radiographs from ___ and appear unchanged although for the most part these there are difficult to compare directly to the prior studies . In addition , there is mild to moderate mid thoracic compression deformity with a sclerotic appearance to the vertebral body , new since ___ and also difficult to compare to the more recent radiographs , which did not include a lateral view . The bones appear demineralized .
    OUTPUT:
    
No definite evidence of acute cardiopulmnoary disease . Several compression fractures of the thoracic spine , difficult to compare to earlier radiographs , but at least one and possibly more , are new although otherwise age - indeterminate .