Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , a right basal pleural drain has been removed . No pneumothorax . Mild cardiomegaly is unchanged . The right pectoral pacemaker is seen with transvenous leads in the right atrium and ventricle . Median sternotomy wires are intact and aligned .
    OUTPUT:
    
Removal of right basal pleural drain since ___ . No pneumothorax .