Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The patient is post CABG . A small left pleural effusion is new since the MRCP from ___ . There is mild central pulmonary vascular congestion and pulmonary edema , worse on the left . There is no pneumothorax or focal consolidation .
    OUTPUT:
    
New small left pleural effusion , central vascular congestion , and mild edema .