(不论左右手,其脉三部中央俱浮,直上直下者是也)
督司阳脉称为海,循背而行遍后身(督脉起胞中,循背而行于身之后,为阳脉之总督,故为阳脉之海,)脊强头www.lindalemus.com/hushi/沉虚实判(督脉为病,实则脊强而发厥,虚则头重,)上冲作痛苦吟www.lindalemus.com/job/呻(督病又往往自下冲上而痛。)