Results 31 to 40 of about 115,833 (340)

Successful conversion of complete atrioventricular block to sinus rhythm without cardiac pacemaker: A case report

open access: yesJKKI (Jurnal Kedokteran dan Kesehatan Indonesia), 2019
Complete atrioventricular (AV) block is a medical emergency, which is related to cardiac arrest if left untreated. The insertion of permanent cardiac pacemaker is strongly indicated for its treatment.
Handy Darmawan
doaj   +1 more source

Leadless pacemaker – A savior in crisis

open access: yesJournal of the Practice of Cardiovascular Sciences, 2023
The current case describes the successful implantation of a leadless pacemaker in an elderly patient with multiple complexities. The patient had an in situ cardiac pacemaker with a suspected displaced right ventricular lead and was stabilized using ...
Ashwin Tumkur, Golla Sudhakar
doaj   +1 more source

Irradiation treatment of laryngeal cancer in a patient with an implantable cardioverter-defibrillator (ICD) [PDF]

open access: yes, 2007
Background: Due to an aging population the incidence of both cardiac and tumor-related illnesses is increasing. A problem may arise if radiotherapy is necessary in close anatomic proximity to an implantable cardioverter-defibrillator (ICD).
Krimmel, Klaus   +3 more
core   +1 more source

Electron-conformational transformations in nanoscopic RyR channels govern both the heart's contraction and beating [PDF]

open access: yes, 2011
We show that a simple biophysically based electron-conformational model of RyR channel is able to explain and describe on equal footing the oscillatory regime of the heart's cell release unit both in sinoatrial node (pacemaker) cells under normal ...
Markhasin, V. S.   +3 more
core   +3 more sources

The role of inhibitory G proteins and regulators of G protein signaling in the in vivo control of heart rate and predisposition to cardiac arrhythmias [PDF]

open access: yes, 2012
Inhibitory heterotrimeric G proteins and the control of heart rate. The activation of cell signaling pathways involving inhibitory heterotrimeric G proteins acts to slow the heart rate via modulation of ion channels.
Ang, R, Opel, A, Tinker, A
core   +1 more source

Something that Touches your Heart: an Unusual Case of Abdominal Clonic Movements.

open access: yesTremor and Other Hyperkinetic Movements, 2019
Background: Rarely, cardiac pacemaker implant can lead to the development of involuntary hyperkinetic movement disorders localized to the abdominal wall or the diaphragm.
Valentina Fioravanti   +5 more
doaj   +1 more source

Severe left ventricular systolic dysfunction after permanent pacemaker implantation: Should we pause before upgrading to biventricular pacing?

open access: yesIndian Pacing and Electrophysiology Journal, 2019
Left ventricular (LV) systolic dysfunction leading to heart failure (HF) is known to occur after permanent pacemaker implantation (PPI) in a subset of patients.
Debabrata Bera   +5 more
doaj   +1 more source

Portable Low‐Field Magnetic Resonance Imaging in People With Human Immunodeficiency Virus

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The aging population of people with HIV (PWH) raises heightened concerns regarding accelerated aging and dementia. Portable, low‐field MRI (LF‐MRI) is an innovative technology that could enhance access and facilitate routine monitoring of PWH.
Annabel Sorby‐Adams   +14 more
wiley   +1 more source

A pacemaker-assisted microvascular decompression for a patient with left primary facial spasm and arrhythmia: a case report

open access: yesBMC Surgery, 2021
Background Primary facial spasm accompanied by arrhythmia is a rare clinical phenomenon and has not been reported before. We describe this phenomenon and discuss its mechanism and treatment.
Yufei Liu   +5 more
doaj   +1 more source

Self-Synchronizing Cardiac Pacemaker

open access: yesIEEE Transactions on Biomedical Engineering, 1966
A new kind of cardiac pacemaker for direct heart stimulation in cases of intermittent or variable heart block is presented. The pacemaker is capable of providing stimuli either synchronously with ventricular depolarization or at a fixed rate when natural pacing fails.
Denoth F., Donato L. A.
openaire   +3 more sources

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