Results 31 to 40 of about 68,298 (346)

Intra-septal radiofrequency ablation within the transseptal puncture hole targeting an interatrial connection during a bi-atrial tachycardia

open access: yesIndian Pacing and Electrophysiology Journal, 2023
A 74-year-old man after multiple mitral valve surgeries underwent catheter ablation of a bi-atrial tachycardia (BiAT). Ultra-high resolution activation mapping exhibited a reentrant circuit propagating around the inferior to anterior mitral annulus and ...
Takehito Sasaki   +3 more
doaj   +1 more source

Double Transseptal Access for Atrial Fibrillation Ablation in the Presence of Investigational Interatrial Shunt Device

open access: yesJACC: Case Reports, 2021
Transseptal access for atrial fibrillation ablation can be challenging in the presence of iatrogenically modified interatrial septum. We report the first described transseptal left atrial access for atrial fibrillation ablation in the presence of an ...
Gustavo S. Guandalini, MD   +2 more
doaj   +1 more source

Is an interatrial communication the same as an atrial septal defect?

open access: yesAutopsy and Case Reports, 2011
It is, perhaps, unfortunate that those using Anglo-saxon tongues, as opposed to romantic languages such as French, Spanish, Italian, or Portuguese, should describe holes permitting shunting between the atrial chambers as septal defects rather than ...
Robert H Anderson
doaj   +1 more source

An Unusual Complication of Transseptal Puncture

open access: yesJACC: Case Reports, 2021
The interatrial septum is a structure with complex embryological development. The true atrial septum is a circumscribed structure, and transgression outside of this area during transseptal puncture may result in entry into the extracardiac space or aorta
Ajay Pillai, MD   +3 more
doaj   +1 more source

Twisted atrioventricular connections in double inlet right ventricle: evaluation by magnetic resonance imaging [PDF]

open access: yes, 2008
Twisted atrioventricular connections occur almost exclusively in the hearts with biventricular atrioventricular connections. Only one example of double inlet left ventricle has been illustrated in which the axes of the two atrioventricular valves crossed
Anderson, RH, Ho, SY, Kim, TH, Yoo, SJ
core   +1 more source

Changes in left atrial deformation in hypertrophic cardiomyopathy: Evaluation by vector velocity imaging. [PDF]

open access: yes, 2012
OBJECTIVES: Hypertrophic cardiomyopathy (HCM) represents a generalized myopathic process affecting both ventricular and atrial myocardium. We assessed the global and regional left atrial (LA) function and its relation to left ventricular (LV) mechanics ...
Badran, HM   +6 more
core   +2 more sources

Identification and Morphogenesis of Vestibular Atrial Septal Defects

open access: yesJournal of Cardiovascular Development and Disease, 2020
Background: The vestibular atrial septal defect is an interatrial communication located in the antero-inferior portion of the atrial septum. Reflecting either inadequate muscularization of the vestibular spine and mesenchymal cap during development, or ...
Rohit S. Loomba   +5 more
doaj   +1 more source

Interatrial septum as a possible source of thromboembolic events

open access: yesTranslational Research in Anatomy, 2022
The prompt identification of the type and source of stroke is critical for clinical management, prevention, and treatment. Approximately 25% of ischemic strokes are from the cardioembolic source, and 15–40% of all ischemic strokes are cryptogenic (where ...
Damian Dudkiewicz, Mateusz K. Hołda
doaj   +1 more source

Role of cardiac resynchronization therapy in the development of new-onset atrial fibrillation: A single-center prospective study. [PDF]

open access: yes, 2012
Albeit several studies examined the association between cardiac resynchronization therapy (CRT) and atrial fibrillation (AF) in heart failure (HF), results are still unclear and quite conflicting.
Cristofaro d'   +3 more
core   +3 more sources

What role does the right side of the heart play in circulation? [PDF]

open access: yes, 2006
Right ventricular failure (RVF) is an underestimated problem in intensive care. This review explores the physiology and pathophysiology of right ventricular function and the pulmonary circulation.
Cecconi, M, Johnston, E, Rhodes, A
core   +2 more sources

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