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Sökning: WFRF:(Wohlfart B) > The dispersion of r...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00005044naa a2200673 4500
001oai:DiVA.org:uu-77611
003SwePub
008060504s1995 | |||||||||||000 ||eng|
009oai:lup.lub.lu.se:cc05a72d-882d-45c3-a556-bbeef1a1f66c
024a https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-776112 URI
024a https://lup.lub.lu.se/record/cc05a72d-882d-45c3-a556-bbeef1a1f66c2 URI
024a https://doi.org/10.1093/eurheartj/16.1.682 DOI
040 a (SwePub)uud (SwePub)lu
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Yuan, Su Lund University,Lunds universitet,Kardiologi,Sektion II,Institutionen för kliniska vetenskaper, Lund,Medicinska fakulteten,Clinical studies af Atrial Fibrillation,Forskargrupper vid Lunds universitet,Cardiology,Section II,Department of Clinical Sciences, Lund,Faculty of Medicine,Lund University Research Groups,Skåne University Hospital4 aut0 (Swepub:lu)kard-syu
2451 0a The dispersion of repolarization in patients with ventricular tachycardia. A study using simultaneous monophasic action potential recordings from two sites in the right ventricle
264 1b Oxford University Press (OUP),c 1995
338 a print2 rdacarrier
520 a The role of increased dispersion of repolarization in the genesis of torsade de pointes and ventricular fibrillation has been well recognized generally, but not in the genesis of monomorphic ventricular tachycardia (VT). Monophasic action potentials (MAP) were therefore recorded simultaneously from the right ventricular (RV) apex (RVA) and outflow tract (RVOT) during sinus rhythm, RV pacing and programmed extra stimulation (PES) in 24 patients with VT. The activation time (AT), MAP duration at 90% repolarization (MAPd), and repolarization time (RT) were measured and their dispersions, defined as the differences in these parameters between RVA and RVOT, were calculated. During sinus rhythm and RV pacing, the dispersions of AT, MAPd and RT (dispersions) were significantly larger in the 17 patients with a VT induced than in those without. During PES, the dispersions were further augmented in the S2 beats in the seven patients with a sustained VT induced, the maximal dispersion of RT being 85 +/- 22 ms. Both the dispersion of AT and that of MAPd contributed to the dispersion of RT. In both of our two patients with a sustained VT induced during MAP recording, a marked increase in dispersions of RT (140 and 190 ms, respectively) was observed immediately before the initiation of the VT. A link between the dispersions and the inducibility of a monomorphic VT was found in our patients, which suggests that the increased dispersions play an important role in the genesis of a monomorphic VT.
653 a Action Potentials/*physiology
653 a Adult
653 a Aged
653 a Cardiac Pacing; Artificial
653 a Electrocardiography
653 a Female
653 a Humans
653 a Male
653 a Middle Aged
653 a Research Support; Non-U.S. Gov't
653 a Tachycardia; Ventricular/*physiopathology
653 a Ventricular Function; Right
653 a MEDICINE
653 a MEDICIN
653 a Action Potentials
653 a Adult
653 a Aged
653 a Cardiac Pacing, Artificial
653 a Electrocardiography
653 a Female
653 a Humans
653 a Male
653 a Middle Aged
653 a Tachycardia, Ventricular
653 a Ventricular Function, Right
653 a Journal Article
653 a Research Support, Non-U.S. Gov't
700a Wohlfart, Bu Lund University,Lunds universitet,Klinisk fysiologi, Lund,Sektion V,Institutionen för kliniska vetenskaper, Lund,Medicinska fakulteten,Hjärt- och lungtransplantation,Forskargrupper vid Lunds universitet,Clinical Physiology (Lund),Section V,Department of Clinical Sciences, Lund,Faculty of Medicine,Heart and Lung transplantation,Lund University Research Groups4 aut0 (Swepub:lu)klfy-bwo
700a Olsson, Bertilu Lund University,Lunds universitet,Kardiologi,Sektion II,Institutionen för kliniska vetenskaper, Lund,Medicinska fakulteten,Cardiology,Section II,Department of Clinical Sciences, Lund,Faculty of Medicine4 aut0 (Swepub:lu)kard-bol
700a Blomström-Lundqvist, Cu Uppsala universitet,Institutionen för medicinska vetenskaper4 aut0 (Swepub:uu)carinabl
710a Kardiologib Sektion II4 org
773t European Heart Journald : Oxford University Press (OUP)g 16:1, s. 68-76q 16:1<68-76x 0195-668Xx 1522-9645
856u http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Retrieve&list_uids=7737225&dopt=Citation
856u http://dx.doi.org/10.1093/eurheartj/16.1.68y FULLTEXT
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-77611
8564 8u https://lup.lub.lu.se/record/cc05a72d-882d-45c3-a556-bbeef1a1f66c
8564 8u https://doi.org/10.1093/eurheartj/16.1.68

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