Molecular Pathology of Non-familial Follicular Epithelial-Derived Thyroid Cancer in Adults: From RAS/BRAF-like Tumor Designations to Molecular Risk Stratification

Data de publicação: Data Ahead of Print:

Autores da FMUP

  • Ana Paula Soares Dias Ferreira

    Autor

  • Valdemar De Jesus Conde Máximo

    Autor

Participantes de fora da FMUP

  • Povoa, AA
  • Melo, M
  • Vinagre, J
  • Eloy, C
  • Cameselle Teijeiro, JM
  • Sobrinho Simoes, M

Unidades de investigação

Abstract

This review addresses the impact of molecular alterations on the diagnosis and prognosis of differentiated thyroid carcinoma (DTC), including papillary, follicular, and well-differentiated carcinoma NOS, as well as oncocytic neoplasms. The molecular characterization of DTC is based upon the well-established dichotomy of BRAF-like and RAS-like designations, together with a remaining third group, less homogeneous, composed of non-BRAF-/non-RAS-like tumors. The role of BRAF V600E mutation in risk stratification is discussed in the clinico-pathological context, namely, staging and invasive features of classic papillary thyroid carcinoma (PTC) and histopathological variants carrying an excellent prognosis (microPTC) or a guarded prognosis, including the aggressive variants tall cell and hobnail cell PTCs. In follicular patterned tumors, namely, follicular thyroid carcinoma (FTC), with or without oncocytic features, the most prevalent molecular alteration are RAS mutations that do not carry prognostic significance. The only genetic alteration that has been proven to play a role in risk stratification of PTC and FTC is TERT promoter (TERTp) mutation.

Dados da publicação

ISSN/ISSNe:
1559-0097, 1046-3976

Endocrine Pathology  Humana Press

Tipo:
Review
Páginas:
44-62
Link para outro recurso:
www.scopus.com

Citações Recebidas na Web of Science: 20

Citações Recebidas na Scopus: 26

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Keywords

  • Thyroid cancer; BRAF; TERT  Prognosis; Outcome

Financiamento

Proyectos asociados

Mitochondrial complex II genetic characterization and enzymatic expression profile in tumours of the adrenal cortex and medulla

Investigador Principal: Valdemar de Jesus Conde Máximo

Estudo Clínico Académico (Mitochondrial) . 2020

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