Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are unchanged compared to the prior study . The cardiomediastinal contour . Is within normal limits . Mild prominence of the pulmonary vasculature and bilateral hila is consistent with mild congestive heart failure . No frank pulmonary edema seen . No pleural effusion , consolidation or pneumothorax . Sclerotic changes in the bilateral shoulder joints .
    OUTPUT:
    
No significant interval change when compared to the prior study . No frank pulmonary edema is seen .