结论：药动力学MRI影像技术是有效评估放疗脑内肺腺癌转移性病灶的方法，可以为临床提供准确定量的依据。
CONCLUSION: Pharmacokinetic MRI proves to be a quantitative indicator for the response of brain metastasis to the radiotherapy for lung adenocarcinoma.
化疗后多灶性、范围更大的坏死以及肝细胞癌样形态改变与转移性病灶相关，但是这种相关关系尚不具备统计学意义上的显著性。
Multifocality, greater posttreatment necrosis and hepatocellular carcinoma-like morphology were more often associated with metastatic disease, but did not reach statistical significance.
核素扫描显示多个病灶，脊柱周围颜色较深的病灶代表转移性病变。
This nuclear medicine bone scan reveals multiple areas of increased uptake, which are the darker foci, such as in the vertebral column representing metastases.
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