A diffuse<unk>  is defined as a coronary artery<unk>  of greater than 20 mm in length. It may also be referred to as diffuse disease, extensive<unk>  or<unk><unk> . Resistance to coronary blood flow in a coronary vessel is not only due to the severity of a focal stenosis, but also to the length of that stenosis.<unk><unk> s that are moderate in nature may therefore cause a significant resistance to flow.
PCI in the long lesion
PCI in the angulated or tortuous lesion
Antiplatelet therapy to support PCI
Intervention in left main coronary artery disease
Chronic stable angina transmyocardial revascularization
PCI in the patient with severely depressed ventricular function
PCI in the patient with in stent restenosis
PCI in the patient at risk of bleeding