Prediction of Risk of Vascular Structural Damage in Patients With Large Vessel Vasculitis (LVV) Based on PET/MRA Image Evaluation System

Exclusion Criteria

• •1. Patients with other serious cardiovascular and cerebrovascular diseases, malignant tumors, infectious diseases, severe renal insufficiency.
• •2. Severe mental disorders, severe claustrophobia unable to cooperate with the examination.
• •3. Patients equipped with cardiac pacemaker, artificial heart valve, ferromagnetic vascular clamp after vascular surgery, aneurysm clamp, artificial cochlea, insulin pump and other drug dosage control devices, steel nail plate and other metal internal fixation, artificial joint, electronic eye, artificial eye.
• •4. Allergic to contrast medium.
• •5. Pregnant or lactating women.
• •Withdrawal criteria:
• •2. Voluntarily withdrew from the study.