Most tumors shrink within a month or so of interventional therapy. Different diseases, different diseases, etc. have different results after interventional therapy, and the time of tumor shrinkage will also be different. The effect of interventional therapy depends on the nature of the tumor, the size of the tumor and the way of intervention. Under normal circumstances, the tumor will shrink in about one month after interventional therapy, but the effect of some tumors can only be seen in three months after interventional therapy. Interventional therapy is a treatment between internal medicine and surgery, which is an emerging treatment method. Interventional therapy includes endovascular intervention and non-vascular intervention. Interventional therapy includes endovascular intervention and non-vascular intervention. Interventional therapy is an effective measure for treating tumors. Tumor treatment should be early detection and early treatment, do not delay the condition, and make individual treatment plan and standardized treatment according to the condition of tumor under the guidance of physician’s interview.