Objective : To investigate the effects on coronary heart disease (CHD) for the syndrome element change of the nature of disease from "the Phlegm" to "the Phlegm and Blood Stasis". Methods : To detect the blood -fat, blood rheology, blood glucose, insulin sensitivity index (ISI) and the expression of related genes from 120 CHD patients with syndrome of blockage of phlegm and blood stasis ( Group 1 ) , 98 CHD patients with syndrome of stagnation of phlegm in blood vessel ( Group 2), 92 CHD patients with syndrome of non phlegm and no...