Conclusion The hypotestosteronemia can promote early atherosclerosis of coronary artery in castrated and cholesterol-rich diet male rabbit.

Coronary artery calcification (CAC) is an important characteristic of coronary heart disease (CHD), which is also an earlier sign of atherosclerosis.

Conclusion: There is close relationship between carotid artery atherosclerosis and coronary heart disease and carotid artery ultrasonography may predict the extent of coronary heart disease.