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Modified Radical Neck Dissection for Cervical Metastasis
Published on: February 20, 2026
Modified radical neck dissection is better than partial dissection of lymph nodes
Shiro Noguchi1, Hiroto Yamashita, Shinya Uchino
1Noguchi Thyroid Clinic & Hospital Foundation, 6-33 Noguchi-Nakamachi, Beppu, Oita 874-0932, Japan. s1937n@noguchi-med.or.jp
World Journal of Surgery
|November 15, 2008
Summary
For papillary thyroid cancer, modified radical neck dissection offers a better prognosis for larger tumors (>25 mm) or those with specific adhesions. Tumor size and invasion impact the necessity of extensive lymph node dissection.
Area of Science:
- Oncology
- Surgical Oncology
- Thyroid Cancer Research
Background:
- Lymph node excision in papillary thyroid cancer management is debated, particularly for smaller tumors.
- Limited node excision may be sufficient for smaller tumors to prevent recurrence.
Purpose of the Study:
- To compare the efficacy of modified radical neck dissection versus limited node basin excision for papillary thyroid cancer.
- To determine the impact of tumor size and local invasion on the choice of surgical approach.
Main Methods:
- Retrospective comparison of 4966 patients with pure papillary carcinoma tumors >11 mm.
- Analysis of outcomes between modified radical neck dissection and limited node basin excision groups.
- Data collected between 1967 and 1996.
Main Results:
- Modified radical neck dissection showed significantly better prognosis for tumors >25 mm without local adhesion.
- For tumors >11 mm, modified radical neck dissection improved prognosis only when adhesion or invasion to adjacent structures (recurrent nerve, jugular vein, etc.) was present.
- Limited node excision may be adequate for smaller, non-invasive papillary thyroid cancers.
Conclusions:
- Papillary thyroid cancer size is a critical factor influencing patient prognosis.
- The extent of nodal dissection should be tailored based on tumor size, adhesion, and invasion status.
