The survival time of patients with advanced thyroid cancer cannot be generalized, it is mainly related to the patient’s pathological type and whether they have undergone active and effective treatment, and should be analyzed on a specific issue. In general, advanced thyroid cancer, which indicates that the patient has invaded surrounding tissues or developed multiple metastases, generally has a poor prognosis if effective treatment is not carried out, and the patient’s survival period will be greatly shortened, and in severe cases, it may lead to the patient’s death within a few months. However, for most patients at this stage, there are many treatment options available, such as surgery, radiotherapy, interventional therapy, etc. After standardized treatment, patients’ discomfort can be reduced and some patients can even control their disease to prevent further progress, thus prolonging their survival. Therefore, it is still a priority for patients with advanced thyroid cancer to actively cooperate with doctors for treatment, which can not only effectively relieve the discomfort but also extend the survival period to a certain extent. Without active treatment, patients’ survival time is usually shorter and their symptoms will be more severe.