Results 51 to 60 of about 155,803 (271)

Masquerading Bundle Branch Block in a Patient with Heart Failure in Nigeria

open access: yesInternational Medical Case Reports Journal, 2020
Olumide A Akinyele, Michael O Balogun, Rasaaq A Adebayo, Oladiipo A Olanipekun, Anthony O Akintomide, Oyeronke T Williams, Obafemi S Adesanya Cardiology Unit, Department of Medicine, Obafemi Awolowo University Teaching Hospitals Complex (OAUTHC), Ile-Ife,
Akinyele OA   +6 more
doaj  

Continuous-time block-monotone Markov chains and their block-augmented truncations [PDF]

open access: yesLinear Algebra and its Applications, vol. 514, no. 1, pp. 105-150, 2017, 2015
This paper considers continuous-time block-monotone Markov chains (BMMCs) and their block-augmented truncations. We first introduce the block monotonicity and block-wise dominance relation for continuous-time Markov chains, and then provide some fundamental results on the two notions.
arxiv   +1 more source

Rituximab Induced Left Bundle Branch Block

open access: yesHeart Views, 2015
Rituximab (a monoclonal antibody directed against CD 20) therapy can be acutely complicated by infusion reactions and cardiac arrhythmia on rare occasions.
Mujeeb Sheikh   +2 more
doaj   +1 more source

A case of infra-nodal Wenckebach conduction block with alternating bundle branch block

open access: yesInternational Journal of Arrhythmia, 2021
Background Atrioventricular (AV) node normally has decremental conduction property and a longer refractory period than His-Purkinje system (HPS). This results in AV conduction delay or block at the level of AV node in response to short-coupled atrial ...
Pichmanil Khmao, Chun Hwang, Hui-Nam Pak
doaj   +1 more source

HCB: Enabling Compact Block in Ethereum Network with Secondary Pool and Transaction Prediction [PDF]

open access: yesarXiv, 2022
Compact block, which replaces transactions in the block with their hashes, is an effective means to speed up block propagation in the Bitcoin network. The compact block mechanism in Bitcoin counts on the fact that many nodes may already have the transactions (or most of the transactions) in the block, therefore sending the complete block containing the
arxiv  

Right bundle branch block in patients with suspected myocardial infarction

open access: yesEuropean heart journal. Acute cardiovascular care, 2018
Aims: The new European Society of Cardiology guideline for ST-segment elevation myocardial infarction recommends that left and right bundle branch block should be considered equal for recommending urgent angiography in patients with suspected myocardial ...
J. Neumann   +8 more
semanticscholar   +1 more source

Possible Involvement of Coronary Microvascular Dysfunction in Painful Left Bundle Branch Block

open access: yesJACC: Case Reports, 2023
Cases of painful left bundle branch block syndrome have been reported; however, the pathophysiology of chest pain remains unclear. Here, we report a patient with left bundle branch block and chest pain.
Naoya Inoue, MD   +2 more
doaj  

How to Implant His Bundle and Left Bundle Pacing Leads: Tips and Pearls

open access: yesCardiac Failure Review, 2021
Cardiac pacing is the treatment of choice for the management of patients with bradycardia. Although right ventricular apical pacing is the standard therapy, it is associated with an increased risk of pacing-induced cardiomyopathy and heart failure ...
Shunmuga Sundaram Ponnusamy   +1 more
doaj   +1 more source

Case Report: Left bundle branch pacing in an amyloid light-chain cardiac amyloidosis patient with atrioventricular block

open access: yesFrontiers in Cardiovascular Medicine
IntroductionAmyloid light-chain cardiac amyloidosis is a progressive infiltrative disease characterized by the deposition of amyloid fibrils in the cardiac tissue, which can cause serious atrioventricular block requiring pacemaker implantation.
Jiaqi Yu   +16 more
doaj   +1 more source

Nilpotent extensions of blocks [PDF]

open access: yesarXiv, 2010
There are normal sub-blocks of nilpotent blocks which are NOT nilpotent or, equivalently, nilpotent extensions of non-nilpotent blocks. In this paper we determine the source algebra structure of the non-nilpotent blocks involved in these situations. Actually, we introduce a new type of blocks - called the inertial blocks - which include the nilpotent ...
arxiv  

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