Results 71 to 80 of about 72,792 (263)

Forecasting heart failure: Seasonal alignment of heart failure outcomes in New York

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 819-831, April 2025.
Abstract Background Seasonal variations have been observed in heart failure (HF) hospitalization. Numerous explanatory mechanisms have been proposed, but no prior studies have examined potential contributors directly. Our objective was to identify specific factors that could contribute to seasonal variability using a large longitudinal dataset of HF ...
Prerna Gupta   +5 more
wiley   +1 more source

Cardiac Pacemaker (If) Current:Physiological and Pharmacological Properties

open access: yes, 2009
Mammalian sinoatrial node (SAN) cells, the natural pacemaker cells of the heart, have an action potential characterized by the presence of a special phase, the slow diastolic (pacemaker) depolarization (phase 4), which drives pacemaker activity and has ...
DiFrancesco, Dario
core   +1 more source

Incident heart failure: comparing management and outcome in primary and hospital settings in Western Sweden 2008–2017

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 832-838, April 2025.
Abstract Aim Heart failure (HF) is a highly prevalent condition managed in both primary care (PC) and hospital care (HC)‐based settings. HF patients managed in these two settings may differ in their demography, comorbidities and outcomes, so we aimed to compare the patient management in PC and HC in the Västra Götaland Region (VGR) in Sweden.
Xiaojing Chen   +4 more
wiley   +1 more source

Leadless Pacemakers: Past, Present, and Future—A Review of Antennas and Wireless Power and Data Telemetry

open access: yesIEEE Journal of Microwaves
The leadless cardiac pacemaker is a revolutionary device for bradycardia patients. It is a single-component, capsule-type implantable medical device that corrects the heart's electrical function when the heart rate falls below the standard value ...
Deepti Sharma   +2 more
doaj   +1 more source

Spatial heterogeneity enhances and modulates excitability in a mathematical model of the myometrium [PDF]

open access: yes, 2013
The muscular layer of the uterus (myometrium) undergoes profound changes in global excitability prior to parturition. Here, a mathematical model of the myocyte network is developed to investigate the hypothesis that spatial heterogeneity is essential to ...
Conor Mccloskey   +13 more
core   +1 more source

Transthyretin amyloid cardiomyopathy: Literature review and red‐flag symptom clusters for each cardiology specialty

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 955-967, April 2025.
Abstract Wild‐type transthyretin amyloid cardiomyopathy (ATTRwt‐CM) is a progressive and infiltrative cardiac disorder that may cause fatal consequences if left untreated. The estimated survival time from diagnosis is approximately 3–6 years. Because of the non‐specificity of initial symptom manifestation and insufficient awareness among treating ...
Yasuhiro Izumiya   +9 more
wiley   +1 more source

A Study of Unusual Pacemaker Infection by Mycobacterium Tuberculosis in Indian Patients

open access: yesIndian Pacing and Electrophysiology Journal, 2014
Background: The expanding clinical indications of cardiac rhythm management have led to an increased use of pacemaker implantation which is associated with increased incidence of pacemaker infections. Staphylococcus aureus and epidermidis account for the
Amresh Kumar, MBBS, MD (Medicine), DM (Cardiology)   +1 more
doaj   +1 more source

Cardiac pacemaker dependence

open access: yes, 2020
Cardiac pacemaker dependence is an important concept to be emphasised across different specialities considering the continuing increase in the use of pacemakers .This thesis summarises the basics pertaining to pacemakers and definitions of cardiac ...
Lunkuse, Shirah
core  

Cardiac pacemaker currents

open access: yes, 2001
The pacemaker current If of the sinoatrial node (SAN) is a major determinant of cardiac diastolic depolarization and plays a key role in controlling heart rate and its modulation by neurotransmitters.
M. Baruscotti   +5 more
core   +1 more source

Prognostic role of high‐sensitivity cardiac troponin T in patients with cardiac sarcoidosis: insights from ILLUMINATE‐CS

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 869-878, April 2025.
Abstract Aims The prognostic role of high‐sensitivity cardiac troponin T (hs‐cTnT) as a biomarker in patients with cardiac sarcoidosis (CS) has yet to be fully determined, especially when compared with B‐type natriuretic peptide (BNP). Methods and Results In this post‐hoc analysis of the ILLUMINATE‐CS (ILLUstration of the Management and prognosIs of ...
Yuichi Baba   +10 more
wiley   +1 more source

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