Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes . The tip of the central line lies in the lower SVC . Cardiac size is within normal limits . A left effusion is present . There is loss of the left hemidiaphragm and increased retrocardiac densities suggesting a volume loss in this region . No pneumothorax is seen on either side . The right costophrenic angle is sharp .
    OUTPUT:
    
Volume loss of left lower lobe and left effusion .