Results 21 to 30 of about 133,758 (181)

Palbociclib has no clinically relevant effect on the QTc interval in patients with advanced breast cancer. [PDF]

open access: yes, 2018
The aim of this study was to assess the potential effects of palbociclib in combination with letrozole on QTc. PALOMA-2, a phase 3, randomized, double-blind, placebo-controlled trial, compared palbociclib plus letrozole with placebo plus letrozole in ...
Durairaj, Chandrasekar   +12 more
core   +2 more sources

Coffee, alcohol, smoking, physical activity and QT interval duration: results from the Third National Health and Nutrition Examination Survey. [PDF]

open access: yesPLoS ONE, 2011
Abnormalities in the electrocardiographic QT interval duration have been associated with an increased risk of ventricular arrhythmias and sudden cardiac death.
Yiyi Zhang   +5 more
doaj   +1 more source

Bedaquiline Correlation to QT Interval Prolongation in DR-TB Patients

open access: yesJurnal Respirasi, 2022
Introduction: The regimen of drug-resistant tuberculosis (DR-TB) is Bedaquiline. One of the adverse events is QT interval prolongation, which can increase the risk of Torsade de Pointes (TdP) and lead to death. DR-TB patient screening before starting the
Vandu Primadana   +2 more
doaj   +1 more source

Prolonged QT interval: A tricky diagnosis? [PDF]

open access: yes, 1997
Prolonged heart-rate adjusted QT intervals on the electrocardiogram (ECG) are associated with an increased risk far coronary heart disease and sudden death. However, the diagnosis of the prolonged QT interval is hampered by lack of standards.
Bemmel, J.H. (Jan) van   +6 more
core   +1 more source

Sex and Rate Change Differences in QT/RR Hysteresis in Healthy Subjects

open access: yesFrontiers in Physiology, 2022
While it is now well-understood that the extent of QT interval changes due to underlying heart rate differences (i.e., the QT/RR adaptation) needs to be distinguished from the speed with which the QT interval reacts to heart rate changes (i.e., the so ...
Irena Andršová   +10 more
doaj   +1 more source

An analysis of the electrocardiogram QT interval [PDF]

open access: yesBrazilian Journal of Medical and Biological Research, 2004
No reports testing the efficacy of the use of the QT/RR ratio
Koehler, N.R.   +4 more
openaire   +6 more sources

Evaluation of differences in automated QT/QTc measurements between Fukuda Denshi and Nihon Koden systems. [PDF]

open access: yesPLoS ONE, 2014
Automatic measurement becomes a preference, and indeed a necessity, when analyzing 1000 s of ECGs in the setting of either drug-inducing QT prolongation screening or genome-wide association studies of QT interval.
Motoaki Sano   +7 more
doaj   +1 more source

QT Interval Changes in Moderate and Severe Brain Injuries [PDF]

open access: yes, 2012
Backgrounds: Traumatic brain injuries are common mortality causes in many countries. Electrocardiogram (ECG) changes after brain injuries are known, and among them alteration of QT interval is common.
Abbasi Fard, Salman.   +4 more
core   +1 more source

Serial electrocardiogram recordings revealed a high prevalence of QT interval prolongation in patients with tuberculosis receiving fluoroquinolones

open access: yesJournal of the Formosan Medical Association, 2023
Background: Fluoroquinolones, crucial components of treatment regimens for drug-resistant tuberculosis (TB), are associated with QT interval prolongation and risks of fatal cardiac arrhythmias. However, few studies have explored dynamic changes in the QT
Ke-Shiuan Ju   +8 more
doaj  

EFFECT OF ANAESTHESIA ON THE QT INTERVAL [PDF]

open access: yesBritish Journal of Anaesthesia, 1989
A prolonged electrocardiographic QT interval may be harmful during general anaesthesia. It may be prudent, therefore, to select anaesthetic agents which have the least effect on the QT interval. In a controlled study, propofol has been shown to have less effect on the QT interval than thiopentone (P less than 0.05).
S. Vohra   +4 more
openaire   +4 more sources

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