【名词对照】
临床表现(clinical manifestation)、肝肾阴虚(liver-kidney yin deficiency)、脾肾阳虚(yang deficiency of spleen and kidney)、肾阳虚衰(deficiency of the kidney-yang)、不明显(not obvious)
[单选题]与内寒的病机关系最密切的是
A. 肝肾阴虚 B. 脾肾阳虚 C. 心肝血虚 D. 肺脾气虚 E. 肺阳虚肾