Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A large left pleural effusion is present , slightly smaller than on the most recent prior exam . Evaluation of the left mediastinal contours is limited in the presence of this finding . There is no right pleural effusion . There is no pneumothorax . There is no focal consolidation concerning for pneumonia . A stent is partly visualized in the right upper abdomen which extends closer to the diaphragmatic hiatus as compared to the prior exam , consistent with recent TIPS revision . Gaseous distention of bowel loops in the right upper quadrant also noted . The visualized osseous structures are within normal limits .
    OUTPUT:
    
Large left pleural effusion , slightly smaller than on the prior study .