Objective To study the dependability of von willebrand factor(VWF) and 4 subfamilies of the blood stasis syndrome in angina of coronary heart disease(CHD).Methods VWF was examined respectively in 112 patients with the disease,30 healthy persons and 30 patients with non blood stasis in angina of CHD.Results Compared with the non blood stasis in angina of CHD,VWF in all groups increased respectively(P〈0.01),the order in the four was the sputum retention 〉the qi-stagnancy 〉the qi deficiency 〉the yin deficiency of blood stasis syndromes.C...