Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the single lead pacer . Continued enlargement of the cardiomediastinal silhouettes . Prominence of the bilateral hila . No frank pulmonary edema . No consolidation or pneumothorax seen . Left lower lobe atelectasis . Severe degenerative changes at the right glenohumeral joint .
    OUTPUT:
    
No significant interval change , except to note removal of the single lead pacer .