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Related Concept Videos

The Thyroid Gland01:23

The Thyroid Gland

The thyroid gland is a small, butterfly-shaped gland located in the neck and covers the anterior surface of the trachea. The gland has two lateral lobes connected by a thin tissue mass called the isthmus. Internally, each lobe comprises many small spherical structures known as thyroid follicles, surrounded by a network of blood vessels.
The follicles have a central cavity lined by simple cuboidal to squamous epithelial cells called follicular cells. These cells produce the glycoprotein...

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Related Experiment Video

Updated: Jul 10, 2026

"Sun's Seven-Step Technique" for Endoscopic En-Bloc Resection of Thyroid Cancer via the Chest-Breast Approach
07:45

"Sun's Seven-Step Technique" for Endoscopic En-Bloc Resection of Thyroid Cancer via the Chest-Breast Approach

Published on: November 28, 2025

[Our surgical strategy for thyroid carcinoma].

Toyone Kikumori1, Tsuneo Imai

  • 1Department of Breast and Endocrine Surgery, Nagoya University School of Medicine.

Nihon Rinsho. Japanese Journal of Clinical Medicine
|November 21, 2007
PubMed
Summary

Papillary thyroid cancer (PTC) recurrences link to lymph node ratio, suggesting symmetrical lymphatic spread. Thus, symmetrical neck dissection is recommended for optimal surgical clearance and curability.

Area of Science:

  • Oncology
  • Surgical Pathology
  • Head and Neck Surgery

Context:

  • Previous research indicates papillary thyroid cancer (PTC) recurrences correlate with lymph node ratio.
  • Lymphatic spread in PTC appears more symmetrical than previously understood.
  • Current surgical approaches for clinically evident PTC involve total thyroidectomy with central neck dissection.

Purpose:

  • To analyze the relationship between lymph node ratio and PTC recurrence.
  • To evaluate the symmetry of lymphatic spread in PTC.
  • To refine surgical recommendations for PTC, including neck dissection strategies.

Summary:

  • Recurrence in papillary thyroid cancer is associated with the lymph node ratio (metastatic to dissected lymph nodes).
  • PTC lymphatic spread demonstrates a more symmetrical pattern than previously recognized, supporting bilateral neck dissection in specific cases.

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Transoral Robotic Total Thyroidectomy and Bilateral Central Regional Lymph Node Dissection for Papillary Thyroid Carcinoma
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Transoral Robotic Total Thyroidectomy and Bilateral Central Regional Lymph Node Dissection for Papillary Thyroid Carcinoma

Published on: September 15, 2023

Related Experiment Videos

Last Updated: Jul 10, 2026

"Sun's Seven-Step Technique" for Endoscopic En-Bloc Resection of Thyroid Cancer via the Chest-Breast Approach
07:45

"Sun's Seven-Step Technique" for Endoscopic En-Bloc Resection of Thyroid Cancer via the Chest-Breast Approach

Published on: November 28, 2025

Transoral Robotic Total Thyroidectomy and Bilateral Central Regional Lymph Node Dissection for Papillary Thyroid Carcinoma
04:01

Transoral Robotic Total Thyroidectomy and Bilateral Central Regional Lymph Node Dissection for Papillary Thyroid Carcinoma

Published on: September 15, 2023

  • Surgical management includes total thyroidectomy with central neck dissection for evident PTC, potentially augmented by bilateral lateral neck dissection for advanced tumors or nodal involvement. Conservative options like lobectomy or observation are suggested for micro PTC.

    • Impact:

    • Informs surgical decision-making for papillary thyroid cancer, emphasizing symmetrical neck dissection when indicated.
    • Aims to improve patient outcomes by optimizing surgical clearance and reducing recurrence rates.
    • Highlights the importance of meticulous surgical technique, particularly regarding parathyroid glands and recurrent laryngeal nerves.