An elective neck dissection may become unnecessary if the SLN shows no nodal metastases in patients with cNO oral cavity carcinoma. Part II: IHC analysis and serial sectioning of SLN in cNO oralsquamous cell carcinoma.

• 目的 提高CNO口腔鳞癌常规病理阴性的SLN中微转移灶的检出率并对CNO口腔鳞癌SLN微转移灶进行组织病理分析。