Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right generator there 4 leads attached is seen in similar position to yesterday 's radiograph . In the pocket of the generator is an air - fluid level . The leads are in unchanged position from yesterday with the new lead placed yesterday extending posterior in the coronary sinus and then looping superior and anterior possibly in the region of the intraventricular groove . It is in unchanged position from yesterday . Otherwise , there is no significant change in severe enlargement of the cardiomediastinal silhouette . A retrocardiac , left lower lobe opacity could be related to old pneumonia and bronchiectasis or recurrent consolidation , but is not significantly changed in appearance dating back to ___ . No pneumothorax is present . There is no evidence of pulmonary vascular congestion .
    OUTPUT:
    
1 . No change in the lead placement compared with yesterday 's radiograph . 2 . In the right chest wall pocket for the generator there is an air - fluid level . With the fluid possibly representing seroma , hematoma or pus , and air related to post operative state . Correlate with clinical exam . 3 . Retrocardiac opacity could be related to old pneumonia and bronchiectasis or recurrent consolidation , but is not significantly changed in appearance dating back to ___ . Findings discussed with Dr . ___ by Dr . ___ at 14 :00 on ___ via phone .