英语释义

1. change of position, state, or form

2. the spread of a disease-producing agency (such as cancer cells) from the initial or primary site of disease to another part of the body
metastasis of breast cancer to bone
— Medical Physics also the process by which such spreading occurs

3. a secondary malignant (see malignant sense 1) tumor resulting from metastasis

4. the spread of a disease-producing agent (as cancer cells or bacteria) or disease from the initial or primary site of disease to another part of the body
The overwhelming concern about prostate cancer is its potential for metastasis—for cells to escape the gland and take root in lymph nodes, bones, lungs, skin, or other tissue.
— Tom Alexander, Fortune, 20 Sept. 1993 also the process by which such spreading occurs

5. a secondary malignant tumor resulting from metastasis
… radiation has no known effect on distant metastases from breast cancer …
— David Plotkin, The Atlantic Monthly, June 1996

片语

distant metastases远端转移

peritoneal metastases腹膜转移

Osteolytic metastases溶骨性转移瘤

metastases tumor转移瘤

cerebral metastases脑转移瘤

sterilized metastases转移瘤

cervical metastases疼痛是颈椎转移性肿瘤

metastases metastasis的复数

remote metastases远处转移

英汉例句

• To investigate the early detecting value of SPECT in skull base bone invasion and bone metastases of nasopharyngeal carcinoma.

  探讨SPECT骨显像对鼻咽癌颅底骨侵犯及全身骨转移早期检测的临床价值。

• The prognosis is poor with a median survival of 6 to12 months (similar to GBM). Local recurrence is typical, with extracranial metastases being common.

  预后较差，平均生存时间是6 - 12个月(类似于gbm)。局部复发及颅外转移常见。

• Study Design. Retrospective analysis of magnetic resonance imaging (MRI) for differentiating sacral insufficiency fractures from metastases of the sacrum.

  研究设计：骶骨应力性骨折与骶骨转移瘤MRI成像鑒别的回顾性分析。

• Purpose :Although oncosurgical strategies have demonstrated increased survival in patients with unresectable colorectal liver metastases (CLM), their potential for cure is still questioned.

  目的：尽管目前肿瘤外科明显提高了不可切除的结直肠癌肝转移（CLM）患者的生存率，但治愈仍存在问题。

• Objective: to investigate the relation of serum prostate-specific antigen (PSA) and alkaline phosphatase (ALP) levels to bone metastases in patients with prostate cancer.

  目的：探讨血清前列腺特异性抗原(PS A)和堿性磷酸酶(ALP)水平与前列腺癌骨转移的关系。

• We analyzed the clinical pathological characteristics of a case of intraplacental choriocarcinoma in a term placenta with maternal and infant metastases and reviewed the literature.

  对一例足月妊娠胎盘内绒毛膜癌合并母婴转移的病例进行临床病理分析，并复习相关文献。

• Objective. To determine if a steady-state free precession (SSFP) diffusion-weighted MRI is useful for differentiating sacral insufficiency fractures from metastases of the sacrum.

  目的：明确稳态自由运动(SSFP)MRI弥散成像对于鑒别骶骨应力性骨折与骶骨转移瘤是有效的。

• It is unlikely, therefore, that D2 lymphadenectomy plus PAND would have resulted in better survival rates if more patients with para-aortic node metastases had participated in the study.

  因此，如果有更多主动脉旁淋巴结转移的患者参与此研究的话，D2 +PAND根治术的术后生存率也不大可能会更高。

• Purpose: To study and analyze the regularities and CT features of cerebral metastases from lung carcinoma.

  目的：研究分析肺癌脑转移瘤的CT特征和规律。

• One limitation of this study, the authors write, is that the incidence of metastases in the para-aortic nodes (8.5%) was lower than they had expected.

  作者写到，这项研究的一个缺陷就是主动脉旁淋巴结转移的发生率(8.5%)比他们的预期值要低。

• There is no proof that treatment of asymptomatic metastases substantially increases survival, and it may reduce quality of life.

  没有证据表明无癥状转移疾病治疗能实质性增加生存期，它可能会降低生活质量。

• The system is based on the spread of the primary tumor (t), the extent of lymph node involvement (n), and the presence or absence of metastases (m).

  系统包括三个部分：原发肿瘤的扩散程度(t)；淋巴结的转移程度(N)和是否有了其他器官的转移(M)。