第二点是，淋巴结定位。
目的探讨胃癌前哨淋巴结定位活检对手术的指导意义。
Objective To discuss the sentinel lymph node localization biopsy in early and advanced stomach neoplasms to surgery's guiding sense.
在对早期胃癌患者进行腹腔镜前哨淋巴结定位时，必须消除穿透性的影响，因为放射示踪剂在这项技术中至关重要。
To apply laparoscopic SN mapping to early-stage gastric cancer patients, the shine-through effect must be eliminated because radiotracers are essential for this method.
我们发现在对位于贲门右区的前哨淋巴结进行腹腔镜定位时，存在较高的假阴性风险。
We found that during laparoscopic SN mapping there is a high risk of false negativity with SNs located in the right paracardial region.
运用高频超声探测胸肌淋巴结体表定位，并与术后病理标本中找到的胸肌淋巴结对照。
All pectoral lymph nodes were located by ultrasound on body surface and studied as pathological specimens after operation.
分期常常是通过放射手段完成的，CT扫描用来定位病变淋巴结，超声和胸片用来判断淋巴结的大小和肝、脾病变。
Staging is often done by radiographic means, with CT scans used to determine where lymphadenopathy is located, ultrasonography to determine size and lesions of liver and spleen, and chest radiograph.
目的：探讨淋巴绘图(LM)和前哨淋巴结(SLN)定位分析在腹腔镜结肠癌手术中的应用价值。
Objective: to explore the value of lymphatic mapping (LM) and sentinel lymph node (SLN) analysis in laparoscopic colectomy for colon carcinoma.
目的：研究乳腺癌前哨淋巴结的定位活检方法，探讨前哨淋巴结对腋窝淋巴结状态的预测价值及其临床意义。
Objective: to study the method of sentinel lymph nodes (SLN) biopsy in breast cancer, and to study the value of SLN in predicting the condition of axillary nodes and its clinical significance.
目的：研究乳腺癌前哨淋巴结的定位活检方法，探讨前哨淋巴结对腋窝淋巴结状态的预测价值及其临床意义。
Objective: to study the method of sentinel lymph nodes (SLN) biopsy in breast cancer, and to study the value of SLN in predicting the condition of axillary nodes and its clinical significance.
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