Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A moderate left pleural effusion is slightly increased since ___ and now appears to track up the oblique fissure . Calcified mediastinal lymph nodes are related to prior treated lymphoma . The heart size is stable . The right lung is clear . There is no pneumothorax . Median sternotomy wires , prosthetic bowel of an abdominal surgical clips are again identified
    OUTPUT:
    
Interval increase in a moderate left pleural effusions since ___