Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP upright portable view of the chest was obtained . Right Port - A - Cath is again seen , terminating in the proximal SVC , stable . There is slight blunting of the right costophrenic angle , raising concern for a trace right pleural effusion with overlying atelectasis . Patchy right upper lobe opacity adjacent to the port may relate to external artifact , although an underlying consolidation is not excluded . The left lung is clear . The cardiac silhouette is top normal . Patient is status post median sternotomy . Partial right fifth rib resection and old fracture of the posterior left seventh rib again seen .
    OUTPUT:
    
1 . Slight blunting of the right costophrenic angle could be due to a small pleural effusion . If patient able , PA and lateral views would be helpful for further evaluation . 2 . Subtle patchy , right upper hemithorax opacity adjacent to the port , may represent consolidation , infection vs . relate to external artifact .