Tubulinopathies: pathology

Written and reviewed by Dr Ibrahim Imam, Consultant Neurologist. Last reviewed .

Tubulinopathies: pathology. Microlissencephaly, Lissencephaly, Generalized polymicrogyria-like cortical dysplasia. Fully referenced neurology checklist.

Malformations of cortical development (MCD): types

  • Microlissencephaly
  • Lissencephaly
  • Central pachygyria and polymicrogyria-like cortical dysplasia
  • Generalized polymicrogyria-like cortical dysplasia
  • Simplified gyral pattern with focal polymicrogyria
  • Schizencephaly

Malformations of cortical development (MCD): genotype correlations

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Dysmorphic basal ganglia

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Hypoplasia of midline commissural structures

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Hypoplasia of other cranial structures

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Other pathological features

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References

  1. Bahi-Buisson N, Poirier K, Fourniol F, et al. The wide spectrum of tubulinopathies: what are the key features for the diagnosis? Brain 2014; 137:1676-1700.
  2. Romaniello R, Arrigoni F, Fry AE, et al. Tubulin genes and malformations of cortical development. Eur J Med Genet 2018; pii: S1769-7212(17)30725-5 (Epub ahead of print).
  3. Poirier K, Keays DA, Francis F, et al. Large spectrum of lissencephaly and pachygyria phenotypes resulting from de novo missense mutations in tubulin alpha 1A (TUBA1A). Hum Mutat 2007; 28:1055-1064.
  4. Guerrini R, Mei D, Cordelli DM, Pucatti D, Franzoni E, Parrini E. Symmetric polymicrogyria and pachygyria associated with TUBB2B gene mutations. Eur J Hum Genet 2012; 20:995-998. 
  5. Bahi-Buisson N, Poirier K, Fourniol F, et al. The wide spectrum of tubulinopathies: what are the key features for the diagnosis? Brain 2014; 137:1676-1700. 
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