Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Left chest wall pacer device is again noted with leads extending into the region of the right atrium and right ventricle . There is a tiny coronary stent projecting over the heart as on prior . The lung volumes are low which somewhat limit the assessment . There is no focal consolidation , effusion or pneumothorax . A focal eventration again noted along the right posterior hemidiaphragm . Heart size is unchanged . Mediastinal contour is within normal limits .
    OUTPUT:
    
No acute findings . No signs of pneumonia .