This process of cancer spread is known as metastasis and is frequently the cause of cancer-related deaths.
这个肿瘤扩散过程名为肿瘤转移，它通常是肿瘤相关死亡事件的罪魁祸首。
The invasion and spread of cancer cells to other parts of the body, known as metastasis, is a principal cause of death in patients diagnosed with breast cancer.
在诊断为乳腺癌的病人中，癌细胞侵袭与扩散至身体的其他部位（即转移）是导致病人死亡的主要原因。
But because of patients with hepatic tumor surgery can cause body tissue damage and loss of blood, frail patients, easy to cause the tumor recurrence of the spread of cancer cells, and metastasis.
但由于肝肿瘤手术会造成患者机体组织的损伤和气血损耗，使患者体质虚弱，容易导致肿瘤症的复发、肿瘤细胞的扩散和转移。
Objective: to study the relationship between different patterns of invasion and extracapsular spread in lymph node metastasis from squamous cell carcinoma of tongue.
目的：探讨舌癌不同浸润方式与颈淋巴结转移癌包膜外侵犯间的关系及其临床意义。
CONCLUSIONS: The cervical node involvement of NPC is spread orderly down the neck, and the incidence of skip metastasis is lower.
结论：鼻咽癌的颈部淋巴结转移是由上而下循序性的；跳跃性转移发生率低；
CONCLUSIONS: The cervical node involvement of NPC is spread orderly down the neck, and the incidence of skip metastasis is lower.
结论：鼻咽癌的颈部淋巴结转移是由上而下循序性的；跳跃性转移发生率低；
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