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Clinical Polymorphisms and Approaches of Arrhythmias Treatment in a Family With Akpq1505-1507 Deletion in Scn5a Gene Publisher Pubmed



Saber S1 ; Houshmand M2 ; Eftekharzadeh M3 ; Nasab MRS4 ; Fazelifar AF5 ; Haghjoo M5 ; Zaklyazminskaya EV1, 6 ; Gavrilenko AV1, 6
Authors
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Authors Affiliations
  1. 1. I.M. Sechenov First Moscow State Medical University, Moscow, RF, 119991, 8, Trubetskaya, Street, Russian Federation
  2. 2. Department of Medical Biotechnology, National Institute of Genetic Engineering and Biotechnology, 161, Tehran, P.O.Box: 14965, Iran
  3. 3. Tehran Arrhythmia Center, Tehran, No: 30, Tavanir St., Iran
  4. 4. Chamran Heart Hospital, Isfahan University of Medical Sciences, Isfahan, Salmane farsi Street, Iran
  5. 5. Cardiac Electrophysiology Research Center, Rajaie Cardiovascular Medical and Research Center, Iran University of Medical Sciences, Tehran, PO Box: 1996911151, Iran
  6. 6. B.V. Petrovskii Russian Research Center for Surgery., Moscow, R F, 119991, 2, Abrikosovskii line, Russian Federation

Source: Vestnik Rossiiskoi Akademii Meditsinskikh Nauk Published:2014


Abstract

Background: The aim of the study was to analyze spectrum of manifestation and treatment response in large family with rhythm disturbances caused by p.delKPQ1505-1507 mutation in SCN5A gene. Patients and methods: We had under our observation 18 members of large Iranian family with various combination of inherited arrhythmic syndromes. Careful cardiological examination, genetic councelling and venous blood sampling for molecular genetic study were performed for family members. Mutation screening in SCN5A gene was performed using bidirectional Sanger sequencing. Results: Here by we show the observation of Iranian family with known mutation p.delKPQ 1505-1507 in SCN5A gene, who display not only LQ-TS phenotype but also some of the carriers of this mutation have had LQ-TS and Brugada syndrome (combine phenotype), interestingly. Conclusion: The overlapping phenotype associated with high risk of sudden cardiac death may require complex approaches to antiarrhythmic therapy, surgical treatment and prevention of sudden cardiac death in the family.