The Predictive Value of Clinical Data on Perioperative and Postoperative Risk Events in Patients With Head and Neck Artery Stenosis

Inclusion Criteria: * (1) All enrolled patients were diagnosed with clear head and neck artery stenosis and a risk event after head and neck revascularization; (2) Location of lesion: origin of internal carotid artery, bifurcation of internal and external carotid arteries; (3) Patients with symptomatic head and neck artery stenosis and dangerous events after head and neck blood flow reconstruction, and with a degree of stenosis ≥ 70% on non-invasive examination or stenosis ≥ 50% found on angiography; (4) Asymptomatic head and neck artery stenosis and risk events after head and neck revascularization, with a degree of stenosis ≥ 70% on non-invasive examination or stenosis ≥ 60% found on angiography; (5) Asymptomatic head and neck artery stenosis and dangerous events after head and neck blood flow reconstruction, with a non-invasive examination of stenosis degree less than 70%, but angiography or other examinations indicate that the stenosis lesion is in an unstable state; (6) Symptomatic head and neck artery stenosis and risk events after head and neck revascularization, non-invasive examination of head and neck artery stenosis and risk event degree after head and neck revascularization at 50% to 69% Exclusion Criteria: * (1) Patients with poor overall condition and intolerance to general anesthesia; (2) Patients with mental illness or severe mental illness; (3) Severe respiratory system diseases; (4) Pregnant and lactating women; (5) Participating in another clinical study; (6) Patients with advanced tumors or those who are expected to die within one year;