Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left sided pacemaker is seen with intact leads in appropriate position . A right sided central line is noted , in adequate position . Median sternotomy wires are similar to prior exam . The lungs are well expanded . Scarring is seen at the bilateral lung apices , similar to prior exam . Part of the left lung base obscured pacemaker . There is a hazy right midlung opacity . The cardiomediastinal silhouette mildly enlarged , similar prior exam .
    OUTPUT:
    
There is hazy right midlung opacity , the which could represent infection in the proper clinical setting . Part of left lung base is obscured by pacemaker .