Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest shows a left pectoral pacemaker with two leads following the expected course and ending in the right atrium and the right ventricle . There has been interval improvement of bilateral lung opacity for reduced pulmonary edema and vascular congestion . Persistent bibasilar lung base atelectasis with small pleural effusion , larger to the left . Cardiomediastinal silhouette is top normal . Stable aortosclerosis . There is no pneumothorax .
    OUTPUT:
    
Interval improvement of pulmonary edema with stable small bibasilar atelectasis and pleural effusion .