title: [The treatment of tongue squamous cell with N0].
abstract: OBJECTIVE
  To evaluate the validity of selective surgery for the N(0) neck in squamous cell carcinoma of the mobile tongue.
  
  
  METHODS
  116 patients with N(0) neck of the mobile tongue cancer who underwent comprehensive RND and 5 patients who had a selective RND were reviewed retrospectively.
  
  
  RESULTS
  According to the suggestion of division of neck level, 7 patients had metastasis at level I; 21, level II; 10, level III, 1 case for level IV or V each. There were 5 cases with level III involvement as a first echelon of metastasis which was peculiar for the neck metastasis of mobile tongue.
  
  
  CONCLUSIONS
  For N(0) neck of the mobile tongue cancer, a neck dissection of level I-III or level I-IV is more than enough.
authors.affiliation: Department of Head and Neck Surgery, Cancer Hospital, Chinese Academy of Medical Sciences, Peking Union Medical College, Beijing 100021, China.
authors.forename: X
authors.initials: X
authors.lastname: Wang
authors.forename: G
authors.initials: G
authors.lastname: Tu
authors.forename: P
authors.initials: P
authors.lastname: Tang
mesh_terms: D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000556:secondary*; D005260:Female; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology*; D008207:Lymphatic Metastasis; D008297:Male; D008875:Middle Aged; D037981:Neck Dissection / Q000379:methods; D012189:Retrospective Studies; D014062:Tongue Neoplasms / Q000473:pathology / Q000601:surgery*