腎氣虛証(syndrome/pattern of kidney qi deficiency),中醫証候名,屬腎虛証類,因先天不足,腎氣未充,或年高腎虛,久病傷腎所致。臨床以腰膝酸軟,眩暈,耳鳴、耳背,健忘,動輒氣促,神疲、乏力,面色淡白,四肢欠溫,小便清長,夜尿增多,舌質淡或胖,舌苔白,脈細或弱,尺部無力,或伴見小便頻數,餘瀝不盡,甚則遺尿,或性慾衰減,滑精、早泄,或月經淋漓,閉經,滑胎等為特徵的証候。[1]