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Figure 6 | Orphanet Journal of Rare Diseases

Figure 6

From: Congenital long QT syndrome

Figure 6

LQT3 patient aged 17-yrs, major QTc prolongation (QTc 516 ms) not modified by β-blocker therapy. The addition of oral chronic therapy with mexiletine (200 mg b.i.d.) produced a major shortening of QTc by over 100 ms persisting over time. (Reprinted from ref. [78] with permission from Elsevier).

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