Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . A triple - lead left - sided pacer device is again seen , unchanged in position . The cardiac and mediastinal silhouettes are stable with the cardiac silhouette remaining enlarged . There are trace bilateral pleural effusions stable to possibly minimally decreased as compared to the prior study . Evidence of pulmonary edema is again seen .
    OUTPUT:
    
Pulmonary edema and stable cardiomegaly with very trace pleural effusions which may be minimally improved .