Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral chest radiographs were provided . A left chest wall pacemaker with leads in the right atrium and right ventricle is present . Lung volumes are low . There is no focal consolidation , pleural effusion or pneumothorax . Mild pulmonary vascular congestion is present . There is a small amount of fluid within the minor fissure on the right . Heart size is mildly enlarged as seen previously . The bones are intact .
    OUTPUT:
    
Mild cardiomegaly and mild pulmonary congestion .