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Follow-up of 316 molecularly defined pediatric long-QT syndrome patients: clinical course, treatments, and side effects.
Koponen M, Marjamaa A, Hiippala A, Happonen JM, Havulinna AS, Salomaa V, Lahtinen AM, Hintsa T, Viitasalo M, Toivonen L, Kontula K, Swan H. Koponen M, et al. Among authors: marjamaa a. Circ Arrhythm Electrophysiol. 2015 Aug;8(4):815-23. doi: 10.1161/CIRCEP.114.002654. Epub 2015 Jun 10. Circ Arrhythm Electrophysiol. 2015. PMID: 26063740
Common candidate gene variants are associated with QT interval duration in the general population.
Marjamaa A, Newton-Cheh C, Porthan K, Reunanen A, Lahermo P, Väänänen H, Jula A, Karanko H, Swan H, Toivonen L, Nieminen MS, Viitasalo M, Peltonen L, Oikarinen L, Palotie A, Kontula K, Salomaa V. Marjamaa A, et al. J Intern Med. 2009 Apr;265(4):448-58. doi: 10.1111/j.1365-2796.2008.02026.x. Epub 2009 Oct 25. J Intern Med. 2009. PMID: 19019189 Free PMC article.
High prevalence of four long QT syndrome founder mutations in the Finnish population.
Marjamaa A, Salomaa V, Newton-Cheh C, Porthan K, Reunanen A, Karanko H, Jula A, Lahermo P, Väänänen H, Toivonen L, Swan H, Viitasalo M, Nieminen MS, Peltonen L, Oikarinen L, Palotie A, Kontula K. Marjamaa A, et al. Ann Med. 2009;41(3):234-40. doi: 10.1080/07853890802668530. Ann Med. 2009. PMID: 19160088 Free PMC article.
Relationship of common candidate gene variants to electrocardiographic T-wave peak to T-wave end interval and T-wave morphology parameters.
Porthan K, Marjamaa A, Viitasalo M, Väänänen H, Jula A, Toivonen L, Nieminen MS, Newton-Cheh C, Salomaa V, Kontula K, Oikarinen L. Porthan K, et al. Among authors: marjamaa a. Heart Rhythm. 2010 Jul;7(7):898-903. doi: 10.1016/j.hrthm.2010.03.002. Epub 2010 Mar 4. Heart Rhythm. 2010. PMID: 20215044 Free PMC article.
A common variant near the KCNJ2 gene is associated with T-peak to T-end interval.
Marjamaa A, Oikarinen L, Porthan K, Ripatti S, Peloso G, Noseworthy PA, Viitasalo M, Nieminen MS, Toivonen L, Kontula K, Peltonen L, Havulinna AS, Jula A, O'Donnell CJ, Newton-Cheh C, Perola M, Salomaa V. Marjamaa A, et al. Heart Rhythm. 2012 Jul;9(7):1099-103. doi: 10.1016/j.hrthm.2012.02.019. Epub 2012 Feb 15. Heart Rhythm. 2012. PMID: 22342860 Free PMC article.
23 results