hematogenous metastasis

Osteosarcoma is the most common primary malignancy of bone, which occurs mostly in juniors and threatens the patients' lives because of its early hematogenous metastasis and then a low 5-year survival rate.

骨肉瘤（Osteosarcoma，OS）是骨组织的一种最常见的原发性恶性肿瘤，好发于青少年，常早期出现血行转移，五年生存率低，严重危害着患者的生命和健康。

Conclusion Sinus ventriculi cancer and tumor lymphatic metastasis were possibly high risk factors for gastric cancer hematogenous metastasis.

结论胃癌血道转移的高危因素为胃窦癌和淋巴结转移。

Conclusion: CD44V6 and MMP-2 may play a role in NSCLC invasion, lympha node metastasis, postoperative hematogenous metastasis and prognosis.

结论CD44V6和MMP-2对于肺癌的侵袭、淋巴结转移、术后血行转移以及预后有一定作用。