Specific ion channel mutations underline the congenital long QT syndrome (LQTS).
特定离子通道的基因突变是产生遗传性长qt综合征的基础。
Mutations in genes for inherited LQTS are also associated with much more common drug-induced LQTS.
遗传性LQTS致病基因的突变也与很多普通药物诱导的LQTS相关。
Objective To study the clinical manifestations and gene mutations of Chinese long QT syndrome (LQTS) patients.
目的研究我国长qt综合征(LQTS)病人的临床特征和基因突变特点。
Because of increased physician and public awareness of warning signs suggestive of LQTS, there is the potential for LQTS to be overdiagnosed.
由于内科医生和公众对LQTS危险征兆的充分认识，对LQTS有过渡诊断的趋势。
This has allowed the identification of and longitudinal follow-up of many LQTS patients who would not otherwise have been diagnosed as LQTS patients.
这使得可对许多其它方法未能诊断的长q - T综合征患者得以识别，并对他们进行纵向的随访观察。
These included mutations in the sodium channel gene SCN5A, previously associated with LQTS and other unstable heart rhythm conditions and sudden death.
这其中包括钠通道基因scn5a的突变，该基因以前发现与LQTS、其他不稳定心律失常以及猝死相关。
Background— Long-QT syndrome (LQTS) is a potentially lethal cardiac channelopathy that can be mistaken for palpitations, neurocardiogenic syncope, and epilepsy.
背景长-QT综合征（LQTS）是一种潜在的致命性心脏的离子通道病，容易被误认为是心悸，神经心源性晕厥或者癫痫。
Objective To observe the QT interval changing during exercise testing in patients with children's long QT syndrome (LQTS), and uo explore the new diagnosis methods of LQTS.
目的观察儿童先天性长qt综合征(LQTS)患者进行运动试验时QT间期的变化。
Objective To explore the mechanism of the left cardiac sympathetic denervation (LCSD) surgery to reduce the incidence of cardiac events for long QT syndrome (LQTS) patients.
目的探讨左心交感神经切除术（LCSD）降低长QT综合征（LQTS）患者心脏事件发生率的机制。
Methods Left cardiac sympathetic denervation (LCSD) was performed in 11 LQTS patients. Patients' ECG and clinical symptoms were assessed before surgery and during follow-up.
方法对11例LQTS患者行lcsd手术，术后定期进行心电图及临床症状的随访观察。
Methods Left cardiac sympathetic denervation (LCSD) was performed in 11 LQTS patients. Patients' ECG and clinical symptoms were assessed before surgery and during follow-up.
方法对11例LQTS患者行lcsd手术，术后定期进行心电图及临床症状的随访观察。
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