Qi stagnation is the basic pathogene.The production of stagnation interrelate with liver.Stagnation of liver-Qi and disorder of Qi movement can bring about stagnation.

• 郁邪的产生与肝密切相关,郁对人体的影响主要通过其对肝、气机的影响并在此基础上产生其他病理变化而实现,郁能引起各种病变,由于社会环境、自然环境的变化,郁邪甚至成为一种时邪。