Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is mildly enlarged . The aorta is markedly tortuous and diffusely calcified but unchanged . Mediastinal and hilar contours are otherwise stable . Lungs are clear without focal consolidation . Pulmonary vasculature is not engorged . There is no pneumothorax or pleural effusion . Diffuse demineralization of the osseous structures is noted . There is mild loss of the height of a mid thoracic vertebral body , but this is unchanged when compared to the prior exam . Degenerative changes of the right glenohumeral and acromioclavicular joint are severe .
    OUTPUT:
    
No acute cardiopulmonary abnormality .