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The World Health Organization (WHO) classification system of tumors represents the common nomenclature for tumors worldwide. The fifth edition of the WHO Classification of Tumors of Female Reproductive Organs was recently published in 2020 and highlights the histomorphologic classification of the uterine corpus as follows Brenton (2020):
Endometrial Epithelial Tumors and Precursors
Precursors
Endometrial hyperplasia without atypia
Endometrial atypical hyperplasia/endometrioid intraepithelial neoplasia
Endometrial Carcinomas
Endometrioid carcinoma
Serous carcinoma
Clear cell carcinoma
Undifferentiated carcinoma
Dedifferentiated carcinoma
Mixed carcinoma
Other endometrial carcinomas
Carcinosarcoma
Tumor-Like Lesions
Endometrial polyp
Endometrial metaplasia
Arias-Stella reaction
Mesenchymal Tumors
Smooth Muscle Tumors
Leiomyoma
Intravenous leiomyomatosis
Smooth muscle tumor of uncertain malignant potential
Metastasizing leiomyoma
Leiomyosarcoma
Endometrial Stromal and Related...
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References
Brenton, J. D., Ellenson, L. H., Gilks, C. B., et al. (2020). WHO classification of tumors: Female genital tumors (Vol. 4, 5th ed.). Lyon: International Agency for Research on Cancer.
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Abd Almohsen, N. (2022). WHO Classification of Tumors of the Uterine Corpus. In: van Krieken, J. (eds) Encyclopedia of Pathology. Encyclopedia of Pathology. Springer, Cham. https://doi.org/10.1007/978-3-319-28845-1_5622-1
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DOI: https://doi.org/10.1007/978-3-319-28845-1_5622-1
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Publisher Name: Springer, Cham
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Online ISBN: 978-3-319-28845-1
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