Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Right ventricular pacer lead and left generator are in normal position . Diffuse , prominent interstitial lung markings are mildly improved from ___ . No pleural effusion or pneumothorax . Hilar contours are normal . Moderate cardiomegaly is unchanged .
    OUTPUT:
    
1 . Right ventricular pacer lead follows a normal course from the left pectoral generator . No pleural abnormality or mediastinal widening . 2 . Moderate pulmonary fibrosis with possible fluid overload is unchanged from ___