论文部分内容阅读
恶性肿瘤对患者最大的威胁之一是它具有转移的特性,往往患者在其原发瘤被控制后,由于转移瘤而丧失生命。肿瘤的转移分为三个步骤:局部浸润;向远处播散;在远处组织或器官停留并生长。
One of the greatest threats to a patient from a malignant tumor is its metastatic nature. Often patients lose their lives due to metastases after their primary tumor is controlled. Tumor metastasis is divided into three steps: local infiltration; spread to distant places; and stay and grow in distant tissues or organs.