Mitoxantrone and acquired Long-QT Syndrome. Case presentation. by Brandy Viera Valdés, Lázaro Enrique De la Cruz Aviléz

“…The acquired Long-QT Syndrome can be caused by more than 100 non anti-arrhythmic drugs. …”
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Anthracyclines and Acquired Long QT Syndrome. A Case Report by Carlos Rodríguez Armada, Lázaro Enrique de la Cruz Avilés

“…Acquired long QT syndrome results from secondary causes and can be caused by more than 100 non-antiarrhythmic drugs. …”
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Cochlear Implantation in Congenital Long-QT Syndrome: A Comprehensive Study by Ronald Anto, Sudha Maheswari, Senthil Vadivu, Mohan Kameswaran

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Acquired Long QT Syndrome and Torsade de Pointes Associated with HIV Infection by Alexander Shimabukuro-Vornhagen, Jan Rybniker, Shahram Zoghi, Gerd Faetkenheuer, Guido Michels, Erland Erdmann, Michael von Bergwelt-Baildon, Matthias Kochanek

“…This case exemplifies that torsades de pointes due to acquired long QT syndrome is a serious and potentially fatal complication in HIV-positive patients.…”
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Ion channel traffic jams: the significance of trafficking deficiency in long QT syndrome by Gema Mondéjar-Parreño, Ana I. Moreno-Manuel, Juan Manuel Ruiz-Robles, José Jalife

“…A case in point is the Long QT syndrome (LQTS), a highly arrhythmogenic disease characterized by an abnormally prolonged QT interval on ECG produced by variants and drugs that interfere with the action potential. …”
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Atrial Fibrillation and Long QT Syndrome Presenting in a 12-Year-Old Girl by Jonathan W. Knoche, Kate M. Orland, Craig T. January, Kathleen R. Maginot

“…Atrial fibrillation (AF) is rare in the pediatric population; however, there is increasing recognition that AF can be inherited. Long QT syndrome (LQTS), likewise, can be both acquired and inherited with mutations leading to abnormalities in cardiac ion channel function. …”
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A Rare Case of the Digenic Inheritance of Long QT Syndrome Type 2 and Type 6 by Annejet Heida, Lisette J. M. E. van der Does, Ahmed A. Y. Ragab, Natasja M. S. de Groot

“…We report a 37-year-old woman with an out-of-hospital cardiac arrest caused by ventricular fibrillation due to digenic inheritance of long QT syndrome type 2 (KCNH2 gene) and type 6 (KCNE2 gene). …”
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The study of the functionality of cardiomyocytes obtained from induced pluripotent stem cells for the modeling of cardiac arrhythmias based on long QT syndrome by M. M. Slotvitsky, V. A. Tsvelaya, S. R. Frolova, E. V. Dement’eva, K. I. Agladze

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Atypical presentation of Andersen-Tawil syndrome: heart failure with reduced ejection without periodic paralysis or dysmorphic features by Mustafa Shehzad, Dawood Shehzad, Muhammad Ahmad, Sundus Huma, Shaheer Minhas, Abdul Wassey

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A Tale of Two Conditions: Pediatric Brugada Syndrome Unveiled—Navigating the Challenges of Coexisting Arrhythmia and Fever‐Induced ECG Pattern by Hei‐To Leung, Sit‐Yee Kwok, Fong‐Ying Shih, Kin‐Shing Lun, Tak‐Cheung Yung, Sabrina Tsao

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Novel Phenotype in Unbalanced 7;9 Translocation with Critical Incidental Finding by Julie Fischer, Luis Rohena

“…This testing revealed an incidental pathogenic heterozygous KCNH2 deletion, which is associated with long QT-syndrome type II. Prior to this point, the patient had no symptoms of long QT syndrome and had multiple EKGs with normal QT intervals. …”
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Prolonged QT Syndrome in a 27-Year-Old Female Presenting as a Cardiac Arrest after Elective Surgery by Aibek E. Mirrakhimov, Prakruthi Voore, Alaa M. Ali

“…We present a case of a 27-year-old female who developed cardiac arrest and was later found to have congenital long QT syndrome. The patient’s outcome was favorable. …”
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4q25 Microdeletion with Axenfeld-Rieger Syndrome and Developmental Delay by Yukino Kawanami, Tomoko Horinouchi, Naoya Morisada, Takeshi Kato, Kandai Nozu

“…In spite of the partial deletion of ANK2, the causative gene of long QT syndrome type 4, the electrocardiogram was normal. …”
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Multifactorial QT Interval Prolongation and Takotsubo Cardiomyopathy by Michael Gysel, Alexander Crystal, Jules C. Hancox, Michelle Methot, Adrian Baranchuk

“…Further evaluation revealed a diagnosis of Takotsubo Cardiomyopathy (TCM) contributing to the development of a multifactorial acquired long QT syndrome (LQTS). The case highlights the role of TCM as a cause of LQTS in the setting of multiple risk factors including old age, female gender, hypokalemia, and treatment with QT prolonging medications. …”
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Diverse Presentation of Breath Holding Spells: Two Case Reports with Literature Review by Geetanjali Rathore, Paul Larsen, Cristina Fernandez, Manish Parakh

“…An EKG should be strongly considered to rule out long QT syndrome. Spontaneous resolution of breath-holding spells is usually seen, without any adverse developmental and intellectual sequelae. …”
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Blocked Atrial Bi/Trigeminy In Utero Evolving in Supraventricular Tachycardia after Birth by V. Martucci, A. Cerekja, A. Caiaro, G. Bosco, R. Lucchini, G. Piacentini, B. Marino, Flavia Ventriglia

“…Causes of sustained fetal bradycardia include sinus bradycardia, blocked atrial bigeminy/trigeminy, high-degree atrioventricular block, and long QT syndrome. We present the case of a 34-year-old Caucasian patient referred to our department for “blocked atrial bigeminy with pseudobradycardia” detected elsewhere at 33 weeks of gestation. …”
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Human induced pluripotent stem cell line XXMUFAi001-A generated from a patient harboring KCNH2 mutation (c. 2690 A>C) by Xiaolei Li, Junbiao Zhang, Xiaofeng Wang, Dawei Pu, Zhenling Zhang, Yifang Niu, Shuai Zhang, Zhenping Fan, Yuxuan Li, Peicheng Li, Hui Liu, Fenghua Lv, Yongchun Zhang, Ya’nan Li

“…Long QT syndrome type 2 (LQT2), caused by mutations in the KCNH2 gene, is an inherited ion channel disorder associated with sudden death in adolescents. …”
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