Missense MED12 variants in 22 males with intellectual disability: From nonspecific symptoms to complete syndromes

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Autores de I3PT

Participantes ajenos a I3PT

  • Maia, N
  • Ibarluzea, N
  • Misra-Isrie, M
  • Koboldt, DC
  • Marques, I
  • Soares, G
  • Santos, R
  • Marcelis, CLM
  • Keski-Filppula, R
  • Lehman, A
  • Hickey, S
  • Mori, M
  • Terhal, P
  • Valenzuela, I
  • Lasa-Aranzasti, A
  • Cueto-Gonzalez, AM
  • Chhouk, BH
  • Yeh, RC
  • Neil, JE
  • Abu-Libde, B
  • Kleefstra, T
  • Elting, MW
  • Csaszar, A
  • Karteszi, J
  • Bessenyei, B
  • van Bokhoven, H
  • Jorge, P
  • van Hagen, JM
  • de Brouwer, APM

Grupos de Investigación

Abstract

We describe the phenotype of 22 male patients (20 probands) carrying a hemizygous missense variant in MED12. The phenotypic spectrum is very broad ranging from nonspecific intellectual disability (ID) to the three well-known syndromes: Opitz-Kaveggia syndrome, Lujan-Fryns syndrome, or Ohdo syndrome. The identified variants were randomly distributed throughout the gene (p = 0.993, chi(2) test), but mostly outside the functional domains (p = 0.004; chi(2) test). Statistical analyses did not show a correlation between the MED12-related phenotypes and the locations of the variants (p = 0.295; Pearson correlation), nor the protein domain involved (p = 0.422; Pearson correlation). In conclusion, establishing a genotype-phenotype correlation in MED12-related diseases remains challenging. Therefore, we think that patients with a causative MED12 variant are currently underdiagnosed due to the broad patients' clinical presentations.

Datos de la publicación

ISSN/ISSNe:
1552-4825, 1552-4833

AMERICAN JOURNAL OF MEDICAL GENETICS PART A  WILEY

Tipo:
Article
Páginas:
135-143
PubMed:
36271811
Enlace a otro recurso:
www.scopus.com

Citas Recibidas en Web of Science: 2

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Keywords

  • intellectual disability; MED12; phenotype; genotype

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