The article reviews the progress about psychobiologic mechaninsm in 5-Hydroxy tryptamine,Norepinphrine,Hypothalamus-pituitary-adrenal axis and so on.

• 综述了创伤后应激障碍在5-羟色胺、去甲肾上腺素、下丘脑-脑垂体-肾上腺轴等精神生物学机制方面的研究进展。