Thymic Epithelial Tumours


This dataset has been developed for thymic epithelial tumours (TET). It applies to resection specimens of the thymus and is applicable for thymoma, neuroendocrine tumours of the thymus and thymic carcinoma but does not cover germ cell tumours, soft tissue tumours, haematolymphoid neoplasms, and other primary thymic neoplasms.

Publication History

3rd edition – May 2022. The 3rd edition of this dataset includes changes to align the dataset with the World Health Organization (WHO) Classification of Thoracic Tumours, 5th edition, 2021. Other minor updates were also included.

  • To reference this dataset please use the following citation: Roden AC, den Bakker MA, Fang V, Jain D, Marx A, Moreira A, Rajan A, Stroebel P, Szolkowska M, Cooper W (2022). Thymic Epithelial Tumours Histopathology Reporting Guide, 3rd edition. International Collaboration on Cancer Reporting; Sydney, Australia. ISBN: 978-1-922324-32-0.

2nd edition – September 2017. Updated following the publication of the 8th edition of TNM staging. Other minor updates were also included. 

1st edition – June 2016

  • Read more on the Thymic epithelial tumours dataset (1st edition) from the journal article written by the dataset authors: Dataset for reporting of thymic epithelial tumours: recommendations from the International Collaboration on Cancer Reporting (ICCR). Nicholson AG, Detterbeck F, Marx A, Roden AC, Marchevsky AM, Mukai K, Chen G, Marino M, den Bakker MA, Yang WI, Judge M, Hirschowitz L. Histopathology. 2017 Mar;70(4):522-538. doi: 10.1111/his.13099. Epub 2016 Nov 28.

Expert Committee

The 3rd edition of the dataset for Thymic epithelial tumours was developed by the following international team:

  • Chair – Anja Roden, USA
  • ICCR Series Champion – Wendy Cooper, Australia

Domain experts:

  • Michael den Bakker, The Netherlands
  • Vincent Fang, China
  • Deepali Jain, India
  • Alexander Marx, Germany
  • Andre Moreira, USA
  • Arun Rajan, USA
  • Philipp Stroebel, Germany
  • Malgorzata Szolkowska, Poland

Authors of previous editions of this dataset are available here

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