European reference network for rare vascular diseases (VASCERN) consensus statement for the screening and management of patients with pathogenic ACTA2 variants

Ingrid M.B.H. van de Laar, Eloisa Arbustini, Bart Loeys, Erik Björck, Lise Murphy, Maarten Groenink, Marlies Kempers, Janneke Timmermans, Jolien Roos-Hesselink, Kalman Benke, Guglielmina Pepe, Barbara Mulder, Zoltan Szabolcs, Gisela Teixidó-Turà, Leema Robert, Yaso Emmanuel, Arturo Evangelista, Alessandro Pini, Yskert von Kodolitsch, Guillaume JondeauJulie De Backer

Research output: Contribution to journalArticlepeer-review

Abstract

The ACTA2 gene encodes for smooth muscle specific α-actin, a critical component of the contractile apparatus of the vascular smooth muscle cell. Pathogenic variants in the ACTA2 gene are the most frequently encountered genetic cause of non-syndromic hereditary thoracic aortic disease (HTAD). Although thoracic aortic aneurysm and/or dissection is the main clinical manifestation, a variety of occlusive vascular disease and extravascular manifestations occur in ACTA2-related vasculopathy. Current data suggest possible mutation-specific manifestations of vascular and extra-aortic traits.Despite its relatively high prevalence, comprehensive recommendations on the care of patients and families with pathogenic variants in ACTA2 have not yet been established. We aimed to develop a consensus document to provide medical guidance for health care professionals involved in the diagnosis and treatment of patients and relatives with pathogenic variants in ACTA2.The HTAD Working Group of the European Reference Network for Rare Vascular Diseases (VASCERN) convened to review current literature and discuss expert opinions on clinical management of ACTA2 related vasculopathy. This consensus statement summarizes our recommendations on diagnosis, monitoring, treatment, pregnancy, genetic counselling and testing in patients with ACTA2-related vasculopathy. However, there is a clear need for additional prospective multicenter studies to further define proper guidelines.

Original languageEnglish
Number of pages1
JournalOrphanet Journal of Rare Diseases
Volume14
Issue number1
DOIs
Publication statusPublished - Nov 21 2019

Keywords

  • Aortic disease
  • Dissection
  • Expert testimony
  • Genetics
  • Thoracic aortic aneurysm

ASJC Scopus subject areas

  • Genetics(clinical)
  • Pharmacology (medical)

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