Noonan syndrome: clinical features

Evidence-based neurology checklist on noonan syndrome: clinical features: Cranial features Macrocephaly Dolichocephaly Triangular face with a high forehead Curly hair Chiari malformation Craniosynostosis Ophthalmic features Facial and dental features Cardiac features Cancer risk Skeletal features…

Cranial features

  • Macrocephaly
  • Dolichocephaly
  • Triangular face with a high forehead
  • Curly hair
  • Chiari malformation
  • Craniosynostosis

Ophthalmic features

Facial and dental features

Cardiac features

Cancer risk

Skeletal features

Other features

References

  1. Tartaglia M, Gelb BD, Zenker M. Noonan syndrome and clinically related disorders. Best Pract Res Clin Endocrinol Metab 2011; 25:161-179.
  2. Roberts A, Allanson J, Jadico SK, et al. The cardiofaciocutaneous syndrome. J Med Genet 2006; 43:833-842. 
  3. Ejarque I, Millán-Salvador JM, Oltra S, et al. Arnold-Chiari malformation in Noonan syndrome and other syndromes of the RAS/MAPK pathway. Rev Neurol 2015; 60:408-412.
  4. Ueda K, Yaoita M, Niihori T, Aoki Y, Okamoto N. Craniosynostosis in patients with RASopathies: accumulating clinical evidence for expanding the phenotype. Am J Med Genet A 2017; 173:2346-2352. 
  5. Kratz CP, Rapisuwon S, Reed H, Hasle H, Rosenberg PS. Cancer in Noonan, Costello, cardiofaciocutaneous and LEOPARD syndromes. Am J Med Genet C Semin Med Genet 2011; 157C:83-89.
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