نتایج جستجو برای: concentration ratio of threshold crt

تعداد نتایج: 21198285  

Journal: :Circulation 2008
Jonathan P Piccini Adrian F Hernandez David Dai Kevin L Thomas William R Lewis Clyde W Yancy Eric D Peterson Gregg C Fonarow

BACKGROUND The frequency and characterization of patients receiving cardiac resynchronization therapy (CRT) are largely unknown since the publication of pivotal clinical trials and subsequent incorporation of CRT into the American College of Cardiology/American Heart Association guidelines for heart failure. METHODS AND RESULTS We analyzed 33,898 patients admitted from January 2005 through Se...

2016
Stuart Mealing Beth Woods Neil Hawkins Martin R Cowie Christopher J Plummer William T Abraham John F Beshai Helmut Klein Mark Sculpher

OBJECTIVE To evaluate the cost-effectiveness of implantable cardioverter defibrillators (ICDs), cardiac resynchronisation therapy pacemakers (CRT-Ps) and combination therapy (CRT-D) in patients with heart failure with reduced ejection fraction based on a range of clinical characteristics. METHODS Individual patient data from 13 randomised trials were used to inform a decision analytical model...

2017
Hideo Okamura

Cardiac resynchronization therapy (CRT) has been first reported more than 10 years ago as a therapy for patients with severe chronic heart failure. The efficacy of CRT has been proven in many studies that it improves not only quality of life but also the prognosis of the patients. Its indication has been expanded for patients with mild heart failure. On the other hand, some patients cannot rece...

Journal: :European journal of endocrinology 2012
Anke J Borgers Anneke Alkemade Henk W Venema Eric Fliers Peter H Bisschop

OBJECTIVE Endocrine deficiencies, like GH and estrogen deficiencies, are likely candidates to explain increased visceral to subcutaneous fat ratio in patients with pituitary insufficiency. However, recent reports pointed to cranial radiotherapy (CRT) as an additional determinant of an unfavorable fat distribution. Therefore, we determined the effect of CRT on abdominal fat distribution in men w...

Journal: :Circulation 2011
Maurizio Landolina Maurizio Gasparini Maurizio Lunati Saverio Iacopino Giuseppe Boriani Carlo Bonanno Antonello Vado Alessandro Proclemer Alessandro Capucci Chantal Zucchiatti Sergio Valsecchi Renato P Ricci Massimo Santini

BACKGROUND Long-term data on device-related untoward events in patients receiving defibrillators for resynchronization therapy (CRT-D) are lacking. We quantified the frequency of repeat invasive procedures and the nature of long-term complications in current clinical practice and examined possible predictors of device-related events and their association with long-term patient outcome. METHOD...

2011
Maurizio Landolina Sergio Valsecchi

Background—Long-term data on device-related untoward events in patients receiving defibrillators for resynchronization therapy (CRT-D) are lacking. We quantified the frequency of repeat invasive procedures and the nature of long-term complications in current clinical practice and examined possible predictors of device-related events and their association with long-term patient outcome. Methods ...

Journal: :Heart Rhythm 2023

Cardiac conduction system pacing, in the form of His-Cardiac Resynchronization therapy (His-CRT), is advantageous due to its physiological nature and accompanying clinical benefits.His-CRT has not become mainstream practice, challenges such as higher procedural time, pacing thresholds varying success rates. There a paucity studies comparing His-CRT with other modalities Left Bundle Branch Paced...

2014
Joseph P. Lavallee Supin Hung

Despite its widespread use, disagreement remains about whether the Cognitive Reflection Test (CRT) measures the ability to inhibit an intuitively appealing but incorrect response to a problem, or simply numeracy skills. We administered Chinese-language versions of the extended seven-item CRT, two widely-used numeracy scales and a set of decision-making tasks (risk preferences, ratio bias and fr...

2016
Yoshihiro Seo Tomoko Ishizu Tomoko Machino‐Ohtsuka Masayoshi Yamamoto Takeshi Machino Kenji Kuroki Hiro Yamasaki Yukio Sekiguchi Akihiko Nogami Kazutaka Aonuma

BACKGROUND Speckle tracking echocardiography (STE) is reported as a useful method to predict cardiac resynchronization therapy (CRT) responders. This study aimed to identify the incremental value of a STE parameter to predict CRT responders. METHODS AND RESULTS We enrolled 171 patients from the Speckle Tracking imaging for the Assessment of cardiac Resynchronization Therapy (START) study. CRT...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم 1392

the history of plant’s used for mankind is as old as the start of humankind. initially, people used plants for their nutritional proposes but after the discovery of medicinal properties, this natural ?ora became a useful source of disease cure and health improvement across various human communities. berberis vulgaris is one of the medicinal plants used in iranian traditional medicine. berberis ...

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