Int J Thyroidol.  2024 May;17(1):21-29. 10.11106/ijt.2024.17.1.21.

Korean Thyroid Association Guidelines on the Management of Differentiated Thyroid Cancers; Part I. Initial Management of Differentiated Thyroid Cancers - Chapter 1. Preoperative Imaging and Diagnostic Evaluation in Thyroid Cancer 2024

Affiliations
  • 1Department of Radiology, Seoul National University Hospital, Seoul, Korea
  • 2Department of Internal Medicine, Incheon St. Mary’s Hospital, Incheon, Korea
  • 3Department of Internal Medicine, Chonnam National University Hwasun Hospital, Hwasun, Korea
  • 4Department of Internal Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea
  • 5Department of Internal Medicine, Seoul National University Hospital, Seoul, Korea
  • 6Department of Nuclear Medicine, CHA Bundang Medical Center, Seongnam, Korea
  • 7Department of Internal Medicine, Seoul National University Boramae Medical Center, Seoul, Korea
  • 8Department of Radiology, Yeouido St. Mary’s Hospital, Seoul, Korea
  • 9Department of Internal Medicine, National Cancer Center, Goyang, Korea
  • 10Department of Internal Medicine, Seoul St. Mary’s Hospital, Seoul, Korea
  • 11Department of Internal Medicine, Chung-Ang University Hospital, Seoul, Korea
  • 12Department of Nuclear Medicine, Kyungpook National University Chilgok Hospital, Daegu, Korea
  • 13Department of Radiology, Gangneung Asan Hospital, Gangneung, Korea

Abstract

The selected treatment for a nodule that is diagnosed as thyroid cancer is surgery. Imaging and blood tests are performed prior to surgery to determine the extent of the surgery. An Ultrasound (US) of the thyroid and neck should be performed to evaluate the size of the cancer, whether it is multifocal and has invaded surrounding tissues, and the status of the cervical lymph nodes (LNs). In addition to US, contrast-enhanced computed tomography may help detect cervical LN metastasis and evaluate patients suspected with invasive thyroid cancer. Generally, routine preoperative measurement of serum thyroglobulin and thyroglobulin antibody concentrations is not recommended. Integrated 18F-fluorodeoxyglucose positron-emission/computed tomography may be helpful either in patients with suspected lateral cervical LNs or distant metastasis or in patients with aggressive histology.

Keyword

Preoperative; Imaging; Ultrasound; Thyroid cancer; Guideline; Korean Thyroid Association

Reference

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