Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tracheostomy tube , multiple median sternotomy wires , right mediastinal clips , and descending thoracic aorta stent and graft appears similar to the prior exam . The lungs are hyperexpanded . No significant interval change from the prior exam . No pneumothorax . No focal consolidation , edema , or large pleural effusion . Slight blunting of the bilateral costophrenic angles may reflect scarring or trace effusions . Appearance of the cardiomediastinal silhouette is overall unchanged . Deformity of the right posterior a lateral ninth rib may reflect healed prior rib fracture .
    OUTPUT:
    
No evidence of hemothorax on radiograph .