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一场扭曲风暴的恐怖故事:一例获得性长QT综合征致尖端扭转型室速的病例报告

A Scary Tale of a Twisted Storm: A Case Report of Torsades De Pointes in Acquired Long QT Syndrome.

作者信息

Dzebu Andrew S, Draffor Edem, Henriquez Italin Orlando

机构信息

Cardiothoracic Centre, Ho Teaching Hospital, Ho, GHA.

Internal Medicine, Ho Teaching Hospital, Ho, GHA.

出版信息

Cureus. 2025 Jun 23;17(6):e86577. doi: 10.7759/cureus.86577. eCollection 2025 Jun.

Abstract

(TdP, meaning "twisting of the points") is a polymorphic ventricular tachycardia (VT) characterized by twisting QRS complexes around the isoelectric line, typically associated with prolonged QT intervals from congenital or acquired causes. A 64-year-old woman with hypertension presented with recurrent syncope and bradycardia. A 12-lead electrocardiogram (ECG) revealed a 2:1 atrioventricular block (AVB) and a prolonged corrected QT (cQT) interval (544 ms). Holter monitoring showed repeated episodes of TdP correlating with her symptoms. This case underscores prompt recognition and treatment to prevent sudden cardiac death - in this case, by electrolyte modulation.

摘要

尖端扭转型室性心动过速(TdP,意为“尖端扭转”)是一种多形性室性心动过速(VT),其特征为QRS波群围绕等电线扭转,通常与先天性或后天性原因导致的QT间期延长有关。一名64岁高血压女性患者出现反复晕厥和心动过缓。12导联心电图(ECG)显示二度房室传导阻滞(AVB)和校正QT(cQT)间期延长(544毫秒)。动态心电图监测显示反复出现与她症状相关的TdP发作。该病例强调了为预防心源性猝死而进行及时识别和治疗的重要性——在本病例中,通过调节电解质来实现。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/e606/12284911/b9e4d3db5320/cureus-0017-00000086577-i01.jpg

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