Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right upper lobe opacity is unchanged . Left lower lobe atelectasis in the retrocardiac region is persistent . Stable bilateral small pleural effusion is larger on the left . Cardiac silhouette is exaggerated by low lung volumes . Mild pulmonary edema is marginally improved . Right internal jugular venous catheter terminates in mid SVC . Cervical spinal hardware is in unchanged position .
    OUTPUT:
    
No significant interval change in the right upper lobe consolidation and left retrocardiac atelectasis / consolidation .