Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate changes of right upper lobectomy , with no new consolidation , pleural effusion , or pneumothorax . The cardiac silhouette is stable in appearance , and non-enlarged . Mediastinal contours remain normal . The pulmonary vasculature is normal . A right chest Port - A - Cath is unchanged in position with its tip in the mid SVC . A left chest dual - lead pacemaker is in place with atrial and ventricular leads unchanged in position . Right rib deformities unchanged .
    OUTPUT:
    
No acute chest pathology .