【名词&注释】
肾小管上皮细胞(renal tubular epithelial cells)、急性期(acute stage)、甲状旁腺激素(parathyroid hormone)、别嘌呤醇(allopurinol)、羟化酶(hydroxylase)、肾阳虚衰(deficiency of the kidney-yang)、间歇期(intermission)、类药物(kind of drugs)
[单选题]痿病的主要病理是( )
A. 肾阳虚衰(deficiency of the kidney-yang)
B. 筋脉失于濡养
C. 肺失输布通调
D. 脾运不健,湿困中焦
E. 邪阻经络,气血运行不畅