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Thesis topic proposal
 
Investigation of conduction disturbances by non-invasive His-electrocardiography following valve surgery

THESIS TOPIC PROPOSAL

Institute: University of Pécs
clinical medicine
Doctoral School of Clinical Medicine

Thesis supervisor: László Hejjel
Location of studies (in Hungarian): PTE ÁOK Pécs, Szigeti u. 12.
Abbreviation of location of studies: ÁOK


Description of the research topic:

One of the most frequent cardiac operations is the valve implantation due to valvular dysfunction. Since the close vicinity of the annulus and the conduction system, approximately 3-12% of operated patient needs permanent pacemaker implantation postoperatively.
Signal-averaged technique facilitates the high-resolution surface-ECG registration, and the improved signal-to-noise ratio makes possible capturing ventricular late potentials or His-electrogram. By the invasive His-ECG benign (proximal) and malignant (distal) AV-block can be differentiated, which latter one indicates permanent pacemaker implantation.
The aim of present investigation is the analysis of pre- and early postoperative non-invasive electrophysiological examination focused on the conduction system, especially the His-potential. The non-invasive electrophysiological parameters and their borderline values will be defined after the follow-up, which expectedly supports the prediction of reversibility of the perioperative conduction disturbance, facilitating the correct indication of permanent pacemaker implantation.

Number of students who can be accepted: 1

Deadline for application: 2018-05-18


2024. IV. 17.
ODT ülés
Az ODT következő ülésére 2024. június 14-én, pénteken 10.00 órakor kerül sor a Semmelweis Egyetem Szenátusi termében (Bp. Üllői út 26. I. emelet).

 
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