Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate left pectoral single lead AICD with stable position of lead terminating in the right ventricle . The heart appears globular and enlarged , more pronounced as compared to ___ , morphology suggestive of pericardial effusion . There is plate - like atelectasis in the left base with associated pleural effusion , which is decreased since preceding exam . There is no pneumothorax or frank edema . Mild blunting of the right costophrenic angle is unchanged .
    OUTPUT:
    
1 . Short interval development of massive cardiomegaly with globular configuration , concerning for pericardial effusion . 2 . Trace left effusion with plate - like atelectasis . Possible trace right effusion , unchanged . Findings reported to Dr . ___ by phone at 4 a .m . on ___ .