To determine whether there is an obstruction in the blood vessel can be judged by symptoms, vascular ultrasound, angiography and so on.
1. Symptoms: Symptoms of vascular obstruction are different in different parts of the body. Cerebrovascular obstruction may cause headache, speech and limb movement disorder, coma and other symptoms; heart and coronary artery obstruction may cause angina pectoris, dyspnea and other symptoms; lungs, kidneys and other organs vascular obstruction may cause pain and dysfunction and other manifestations.
2. Vascular ultrasound: the use of vascular ultrasound can be used to determine the situation of vascular obstruction on the surface of the body, commonly used in the examination of cervical vascular obstruction.
3. Angiography: It is the gold standard test for diagnosing whether a blood vessel is obstructed or not, but it is important to note that this test is contraindicated in cases where the vital signs are unstable or the patient is allergic to the contrast medium.
If you experience any of the above symptoms or suspect a blood vessel obstruction, it is recommended that you go to the hospital in a timely manner.