Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Tracheostomy tube projects over the superior mediastinum . A clip projects over the left upper lung . There is no lobar consolidation , effusion or pneumothorax . The hila appear somewhat prominent which could reflect the presence of prominent lymph nodes . Overall appearance is not significantly changed . Heart size is within normal limits . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Similar pattern of hilar prominence . No convincing evidence for pneumonia .