Results 21 to 30 of about 31,928 (256)

Superior vena cava syndrome early after pacemaker implantation in a patient with lung carcinoma: A case report

Revista Portuguesa de Cardiologia, 2019
Superior vena cava (SVC) syndrome is typically dramatic. Although the diagnosis is usually easy, elucidation of the etiology is difficult. We present a patient who developed SVC syndrome early after transvenous pacemaker implantation and who was ...
Liting Pan, Pengyong Yan, Daying Wang, Zongjun Liu   +3 more
doaj   +1 more source

Neuronal synchrony: peculiarity and generality [PDF]

, 2008
Synchronization in neuronal systems is a new and intriguing application of dynamical systems theory. Why are neuronal systems different as a subject for synchronization?
Bell C. C., Bi G., der Malsburg C. V., Hodgkin A. L., Legendy C., Mikhail I. Rabinovich, Nowotny T., Rall W., Ramon Huerta, Sharp A. A., Szücs A., Thomas Nowotny, von der Malsburg C.   +12 more
core   +2 more sources

In Synch but Not in Step: Circadian Clock Circuits Regulating Plasticity in Daily Rhythms [PDF]

, 2016
The suprachiasmatic nucleus (SCN) is a network of neural oscillators that program daily rhythms in mammalian behavior and physiology. Over the last decade much has been learned about how SCN clock neurons coordinate together in time and space to form a ...
Evans, Jennifer A., Gorman, M. R.
core   +2 more sources

TBC: A simple algorithm to rule out abnormalities in electrocardiograms of patients with pacemakers

Cardiology Journal, 2020
BACKGROUND: The aim of the study was to create a straightforward method to rule out abnormalities in electrocardiograms (ECGs) performed in patients with pacemakers.
Javier Higueras, Carmen Olmos, Julián Palacios-Rubio, Juan Carlos Gómez-Polo, Pedro Martínez-Losas, Virginia Ruiz-Pizarro, Ramón Bover, Julián Pérez-Villacastín   +7 more
doaj   +1 more source

A simple prognostic index in acute heart failure [PDF]

, 2018
Background Rapid effective triage is integral to emergency care in patients hospitalized for heart failure, to guide the type and intensity of therapy.
Cristina MOLLICA, Lanfranco ANTONINI, Nadia ASPROMONTE, Vincenzo PASCERI   +3 more
core   +1 more source

Accidental Left Ventricular Placement of a Leadless Micra Pacemaker Through a Patent Foramen Ovale [PDF]

Texas Heart Institute Journal
The Micra device is a leadless pacemaker implanted in the right ventricle via a femoral vein transcatheter approach. There are several indications for and advantages to using a leadless pacemaker, and the device's role in the field of cardiology will ...
Hamza Alkowatli, MD, Mahmoud Kutmah, BA, Adnan Shaik, BA, Osama Hallak, MD   +3 more
doaj   +1 more source

Posicionamento ectópico de eletrodo de marcapasso Posicionamiento ectópico de electrodo de marcapaso Ectopic positioning of pacemaker electrode

Arquivos Brasileiros de Cardiologia, 2010
Apresentamos o caso de um paciente portador da forma cardíaca da doença de Chagas com disfunção ventricular esquerda e bloqueio atrioventricular de 2º grau Mobitz II, associados a vários episódios de síncope.
Gildo Mota, Juliana Prazeres, Nelmacy Freitas, Luiz Magalhães, Francisco Reis, Roque Aras   +5 more
doaj   +1 more source

Time representation in reinforcement learning models of the basal ganglia [PDF]

, 2013
Reinforcement learning (RL) models have been influential in understanding many aspects of basal ganglia function, from reward prediction to action selection.
Alvaro F. Nieto Guil, Emilio L. Malchiodi, Maria Eugenia Bernis, Mariana eOksdath, Marisa M. Fernandez, Santiago eQuiroga, Sebastian eDupraz, Silvana B. Rosso   +7 more
core   +5 more sources

Cardiomiopatia hipertrófica e taquiarritmias detectadas por marcapasso Cardiomiopatía hipertrófica y taquiarritmias detectadas por marcapaso Hypertrophic cardiomyopathy and tachyarrhythmias detected by a pacemaker

Arquivos Brasileiros de Cardiologia, 2009
Um homem de 56 anos veio à Clínica de Marcapasso para verificação de rotina de seu marcapasso. Ele havia apresentado um episódio de síncope na semana anterior.
Adrian Baranchuk, Syamkumar Divakaramenon, Sebastian Ribas, Carlos A. Morillo   +3 more
doaj   +1 more source

Efeitos da estimulação ventricular convencional em pacientes com função ventricular normal Efectos de la estimulación ventricular convencional en pacientes con función ventricular normal Conventional ventricular stimulation effects on patients with normal ventricular function

Arquivos Brasileiros de Cardiologia, 2009
FUNDAMENTO: A estimulação de ventrículo direito pode ser deletéria em pacientes com disfunção ventricular, entretanto há poucas evidências sobre o impacto dessa estimulação em pacientes com função normal.
Luiz Antonio Batista de Sá, Salvador Rassi, Márcia Andery Ludovico Batista   +2 more
doaj   +1 more source