原发病灶 meaning in English

primary lesion

Besides kidneys , other primary sites from which metastases to adrenal might originate include : lung , breast , stomach , pancreas , and skin ( malignant melanoma )
除了肾以外，其他重要部位也有来自于肾上腺原发病灶的转移包括：肺、乳房、胃、胰腺和皮肤（恶性黑色素瘤）。
The sentinel node ( sn ) is defined as the first draining node from the primary lesion and it has proven to be a good indicator of the metastatic status of regional lymph nodes in solid tumors
摘要：信号淋巴结（ sn ）被定义为原发病灶的首站引流淋巴结，是判断实体瘤区域淋巴结转移的良好指征。
Results : the total effect rate of pain palliation is 69 . 7 % , the effect rate of prostate and breast cancer to bone attains 87 . 4 % and 75 . 6 % . 55 . 1 % patients primary focuses were proved to be localized or improved through bone imaging
结果： 89锶缓解骨痛的总有效率为69 . 7 % ，对前列腺癌和乳腺癌转移性骨肿瘤患者有效率可达87 . 4 %和75 . 6 % ，骨显像显示55 . 1 %的患者原发病灶局限或改善。