The pathophysiology of arterial restenosis involves early and direct injury to smooth muscle cells and vascular endothelial proliferation, then vascular smooth muscle proliferation and extracellular matrix deposition.

Objective: To obtain satisfied startup information related to carotid artery restenosis in canine model by ballon angioplasty.

Coronary restenosis continues to be a major limitation of percutaneous coronary intervention even in the era of intracoronary stenting.

Intracranial large-artery stenosis and its treatment;

Evaluation of renal artery stenosis by contrast-enhanced ultrasound;

Comparison between contrast-enhanced ultrasound and routine ultrasonography in diagnosis of artery stenosis of different degree;