What are the types of malignant tumors?

Malignant tumors spread in many ways, so it can spread along the blood line, can also spread along the lymphatic system, but also can be planted metastasis. In addition, its growth mode is divided into three types, one is expansive growth, one is exogenous growth, and one is invasive growth. So we for malignant tumors, so can extensive metastasis, but also based on the above three channels and three growth modes. Therefore, for malignant tumors, in addition to examining its primary focus, we also need to understand the whole body situation in order to understand whether it shows metastasis and causes different treatment methods.