That's actually becoming a rather unpopular term these days, and people feel that, for whatever reason, it's politically better to use the term behavioral disorders and to talk about these as disorders of behavior.
如今，精神病已经让人"谈虎色变" 顾及到病人的感受或其他原因， 便采用"行为障碍"这一委婉说法 和对不正常行为的的讨论。