Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Interval placement of a left pacemaker with leads projecting over the right atrium and right ventricle . Lungs are grossly clear . No pneumothorax . Bilateral small pleural effusions . Hilar and cardiomediastinal contours are normal .
    OUTPUT:
    
Interval placement of a left pacemaker with leads projecting over the right atrium and right ventricle . No pneumothorax .