Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left basal lung opacities are presumed to be reexpansion edema after yesterday 's thoracocentesis . There is no evidence of pneumothorax . Residual pleural effusion is minimal . Right basal minimal atelectasis is unchanged in this patient with prior sternotomy .
    OUTPUT:
    
There is no pneumothorax after recent left thoracocentesis . Residual pleural effusion is minimal .