Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left pectoral AICD is unchanged in orientation , with leads terminating in the right atrium and right ventricle . There is minimal enlargement of the cardiac silhouette which shows a globular configuration . Indistinctness of the pulmonary vasculature and engorgement of the central vasculature is consistent with mild pulmonary edema . There is no pleural effusion or pneumothorax . There is no focal airspace consolidation worrisome for pneumonia .
    OUTPUT:
    
1 . Mild pulmonary edema . 2 . Mild enlargement of the cardiac silhouette , which given the configuration , an underlying pericardial effusion can not be excluded .