Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest ___ at 10 :56 are submitted .
    OUTPUT:
    
Interval placement of left - sided dual lead pacing device with the leads terminating over the expected location of the right atrium and right ventricle , respectively . The heart remains enlarged . Mediastinal contours are stable . Lungs are well inflated without evidence of focal airspace consolidation , pulmonary edema or pneumothorax . No pleural effusions .