Conclusion The rising of ET/CGRP ratio may be am important factor bring about acut renal insufficiency in HFRS, and the infusion of dopamine in small doses may benefit renal refusion.

• 结论血浆ET/CGRP比值升高是引起HFRS急性肾功能不全的一个重要因素，小剂量多巴胺能刺激CGRP释放，有利于肾脏灌注。