Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left pleural effusion seen on previous chest radiographs continues to persist . No focal consolidation , pulmonary edema or pneumothorax is noted . Pacemaker position and wire placement is unchanged , and moderate cardiomegaly is again noted . Median sternotomy wires are unchanged , and no bony abnormality is noted .
    OUTPUT:
    
No significant interval change as the left pleural effusion persists .