The vascular endothelium serves as a barrier between the vessel wall and blood flow, regulating vascular structure and tone. Besides, the activities of sensing, excreting, synthesizing and regulating chemical mediators have opposite effects, so the vascular endothelium is considered an important endocrine gland in the body. human body.

Angiography and embolization of vascular malformations of the head and neck under fluoroscopy is a method applied to treat vascular diseases of the head and neck. The procedure of angiography and embolization of vascular malformations is often very complicated and requires the combination of many different specialties.

After X-ray enhanced portal vein embolization and imaging, to avoid postoperative liver failure, the remaining minimum healthy liver volume must be over 30% in healthy livers or 40% in patients with cirrhosis.

Abdominal abscesses, if left untreated, can lead to sepsis or septic shock. X-ray-guided drainage of abdominal abscesses is an effective treatment for patients.

CT scan of organs to examine tumor thrombus is a modern diagnostic imaging technique that allows the detection of vascular proliferation in tumor diseases. The results of tumor thrombus examination are the basis for monitoring the treatment of tumor diseases.

CT scan of tumor hemodynamics is a modern technique that provides indicators of increased vascularity and the condition of blood vessels in tumors.

Vascular hyperplasia indicates an ultrasound image of multiple blood vessels in the field of view. The role and mechanism of action of vascular antibiotic therapy in cancer treatment is mainly studied based on vascular proliferation in malignant tumors.