Results 61 to 70 of about 53,127 (203)

Is there a utility for QRS dispersion in clinical practice? [PDF]

, 2017
Prognostic markers derived from standard ECG have always been seductive. Increased dispersion of durations of the P wave, of the QRS complex, or of the QT interval has been associated with the risk of atrial fibrillation, ventricular arrhythmias, sudden ...
Chávez-González, Elibet, Donoiu, Ionuț, Târtea, Georgică Costinel   +2 more
core   +4 more sources

Corrected QT Interval (QTc) Among Pregnant Women During Different Gestational Periods

Heart India, 2014
Background: Cardiovascular changes and hence electrocardiographic changes do occur as duration of pregnancy proceeds. There is not much data available on particularly QT interval and corrected QT interval (QTc) in different phases of pregnancy. Pregnancy
Komal Ruikar, Vitthal Khode, Neelam Deokar   +2 more
doaj   +1 more source

Itraconazole-induced Torsade de Pointes in a patient receiving methadone substitution therapy [PDF]

, 2009
Issues. Methadone, a pharmacological agent used to treat heroin dependence is relatively safe, but may cause cardiac arrhythmias in the concurrent presence of other risk factors. Approach and Key Findings.
Narayanan, S., Robson , Noorzurani, Vicknasingam, B.   +2 more
core  

Incidence of QT interval prolongation during arsenic trioxide-based therapy in a sample of Iraqi adult patients with acute promyelocytic leukemia (a single-center experience)

Iraqi Journal of Hematology
BACKGROUND: Arsenic trioxide (ATO) regimen is now the standard of care for acute promyelocytic leukemia (APL). The complete remission and possible cure are reported to be 50%–80% of APL patients.
Aseel Abd Ul Sahib Hassan, Ali M. Jawad Almothaffar   +1 more
doaj   +1 more source

Haloperidol affects coupling between QT and RR intervals in guinea pig isolated heart

Journal of Pharmacological Sciences, 2019
Prolonged QT interval is an independent risk factor for development of ventricular arrhythmias. Haloperidol is one of the drugs inducing QT prolongation.
Petr Vesely, Tibor Stracina, Miroslava Hlavacova, Josef Halamek, Jana Kolarova, Veronika Olejnickova, Veronika Mrkvicova, Hana Paulova, Marie Novakova   +8 more
doaj   +1 more source

Andersen-Tawil syndrome: report of 3 novel mutations and high risk of symptomatic cardiac involvement. [PDF]

, 2014
IntroductionAndersen-Tawil syndrome (ATS) is a potassium channelopathy affecting cardiac and skeletal muscle. Periodic paralysis is a presenting symptom in some patients, whereas, in others, symptomatic arrhythmias or prolongation of QT in ...
Bieganowska, Katarzyna, Bienias, Piotr, Kaminska, Anna, Kostera-Pruszczyk, Anna, Lee, Hsien-Yang, Miszczak-Knecht, Maria, Ploski, Rafal, Potulska-Chromik, Anna, Pruszczyk, Piotr, Ptáček, Louis J, Quinn, Emily, Szczałuba, Krzysztof   +11 more
core   +2 more sources

Cardiac arrhythmias and rhabdomyolysis in Bartter-Gitelman patients [PDF]

, 2018
Recent data demonstrate that patients affected with hypokalemic salt-losing tubulopathies are prone to acute cardiac arrhythmias and rhabdomyolysis. The tendency to these potentially fatal complications is especially high if chronic hypokalemia is severe,
Bettinelli, Alberto, Bianchetti, Mario, Caiata-Zufferey, Maria, Cortesi, Cinzia, Giannini, Olivier, Lava, Sebastiano, Tammaro, Fabiana   +6 more
core  

DISPERSIÓN DEL INTERVALO QT CORREGIDO EN LA EVOLUCIÓN DE PACIENTES CON SÍNDROMES CORONARIOS AGUDOS / Corrected QT interval dispersion in the evolution of patients with acute coronary syndromes [PDF]

CorSalud, 2011
Introduction and Objectives: Acute myocardial infarc-tion remains a major challenge for health systems. In the classic concept of the ischemic cascade, the earliest event is the QT interval prolongation, which was previously reported in patients with ...
Carlos J. Fabelo Mora, Juan M. Rodríguez Rueda, Frank Polanco Rodríguez, Luis O. Olivera Bacallao, Wilfredo de J. Machin Cabrera, Juan L. Pérez Chávez   +5 more
doaj  

Andersen-Tawil Syndrome [PDF]

, 2006
Andersen-Tawil syndrome (ATS) is a rare condition consisting of ventricular arrhythmias, periodic paralysis, and dysmorphic features. In 2001, mutations in KCNJ2, which encodes the α subunit of the potassium channel Kir2.1, were identified in patients ...
Smith, Andrew H, Fish, Frank A, Kannankeril, Prince J   +2 more
core   +1 more source

A case of hypoglycemiainduced QT prolongation leading to torsade de pointes and a review of pathophysiological mechanisms

Clinics and Practice, 2017
Torsades de pointes is a life-threatening cardiac arrhythmia. Occurrence of this arrhythmia as a result of hypoglycemia has not been reported in the literature.
Faris Hannoodi, Hashim Alwash, Kushal Shah, Israa Ali, Sarwan Kumar, Khalid Zakaria   +5 more
doaj   +1 more source