In some cases, the thrombus can be completely eliminated, and in other cases, it cannot be completely eliminated, depending on the location of the thrombus growth, the severity of the disease, and the patient’s treatment, as follows: a. It can be completely eliminated: If the thrombus is found in a larger blood vessel and the length is not too long, the thrombus can be removed from the body completely by removing the thrombus under interventional conditions. After treatment, appropriate anticoagulant medications, such as aspirin, need to be given to prevent a recurrence of the thrombus. Sometimes a filter may also be placed locally to prevent the reappearance and dislodgement of the thrombus. Second, it cannot be completely eliminated: If a thrombus appears in a finer vessel and cannot be completely eliminated, anticoagulation, expectoration and dilation are usually given to bring relief and not affect the tissue function, and also to relieve pain. The specific treatment plan requires consultation with a competent physician.