【名词&注释】
金钱草(jinqiancao herba)、肾阳虚型(kidney yang deficiency)、垂盆草(stringy stonecrop)、茵陈蒿(oriental wormwood)、人工流产史(induced abortion history)、肾阳虚衰(deficiency of the kidney-yang)、基底层(basal layer)
[单选题]白带清冷量多,质稀薄,终日淋漓不断,腰酸如折,多由哪项所致?( )
A. 气虚不固
B. 脾虚湿浊下注
C. 肾阳虚衰(deficiency of the kidney-yang),精关不固
D. 湿热蕴结,流注下焦
E. 湿毒内侵,伤及任带