Korean J Radiol.  2021 Sep;22(9):1569-1578. 10.3348/kjr.2021.0106.

Korean Thyroid Imaging Reporting and Data System: Current Status, Challenges, and Future Perspectives

  • 1Department of Radiology, Ajou University School of Medicine, Suwon, Korea
  • 2Department of Radiology, GangNeung Asan Hospital, University of Ulsan College of Medicine, Gangneung, Korea
  • 3Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea


The Korean Thyroid Imaging Reporting and Data System (K-TIRADS) is an ultrasound-based risk stratification system for thyroid nodules that has been widely applied for the diagnosis and management of thyroid nodules since 2016. This review article provides an overview of the use of the K-TIRADS compared with other risk stratification systems. Moreover, this review describes the challenges in the clinical application of the K-TIRADS, as well as future development directions toward the personalized management of patients with thyroid nodules.


Fine-needle aspiration; Thyroid cancer; Thyroid imaging reporting and data system; Thyroid nodules; Ultrasonography
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