腎氣不充証(syndrome/pattern of inadequate kidney qi),中醫証候名,屬腎虛証類,因先天不足,腎氣不充,生長化育失常所致。臨床以體質孱弱,瘦弱、矮小,筋骨痿軟,毛髮稀疏,性格孤僻,智力不全,言語障礙,舌質淡,脈虛弱,或伴見陰莖短小,天宦、無精,天癸行遲,閉經,生殖器畸形等為特徵的証候。[1]