Narcissa was glad that she got her license in mediwizardry after all; though Lucius refused to see her soiling her hands with "a menial job" when she should instead be a  proper housewife and have at least half a dozen children, she wanted to have something to show for her six NEWT's. That was, before her hands were bloodstained as the wife of a Death Eater. Now they were literally drenched in blood from saving lives.