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Sudden Paradoxical QT‐Interval Prolongation Exacerbating T‐Wave Alternans in a Patient with Type 3 Long QT Syndrome |
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| Authors: | Nobuhiro Takasugi M.D. Hiroko Goto M.D. Takashi Kuwahara M.D. Richard L. Verrier Ph.D. |
| Affiliation: | 1. Gifu University Hospital, Gifu, Japan;2. Gifu Prefectural General Medical Center, Gifu, Japan;3. Harvard Medical School and Beth Israel Deaconess Medical Center, Boston, MA |
| Abstract: | We report a case with type 3 congenital long QT syndrome, who exhibited a sudden paradoxical QT‐interval prolongation during a progressive increase in heart rate, which exacerbated T‐wave alternans. |
| Keywords: | congenital long QT syndrome QT interval RR interval T‐wave alternans |