Konstantinos C. Theodoropoulos

ORCID: 0000-0003-0321-121X
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About
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Research Areas
  • Coronary Interventions and Diagnostics
  • Acute Myocardial Infarction Research
  • Botany and Plant Ecology Studies
  • Cardiac Imaging and Diagnostics
  • Cardiac Structural Anomalies and Repair
  • Antiplatelet Therapy and Cardiovascular Diseases
  • Cardiac Valve Diseases and Treatments
  • Mediterranean and Iberian flora and fauna
  • Coronary Artery Anomalies
  • Atrial Fibrillation Management and Outcomes
  • Infective Endocarditis Diagnosis and Management
  • Venous Thromboembolism Diagnosis and Management
  • Aortic aneurysm repair treatments
  • Congenital Heart Disease Studies
  • Cardiac tumors and thrombi
  • Forest ecology and management
  • Cardiac Arrhythmias and Treatments
  • Cardiac, Anesthesia and Surgical Outcomes
  • Plant Ecology and Taxonomy Studies
  • Vascular Procedures and Complications
  • Lipoproteins and Cardiovascular Health
  • Aortic Disease and Treatment Approaches
  • Cardiovascular Function and Risk Factors
  • Takotsubo Cardiomyopathy and Associated Phenomena
  • Mycorrhizal Fungi and Plant Interactions

Aristotle University of Thessaloniki
2007-2025

AHEPA University Hospital
2021-2025

King's College Hospital
2017-2024

California Maritime Academy
2024

University of Liverpool
2020-2023

Liverpool Heart and Chest Hospital
2020-2023

Ecolab (United States)
2023

Directorate of Health
2023

Organisation de Coopération et de Développement Economiques
2021-2022

King's College Hospital NHS Foundation Trust
2016-2021

Background— Ticagrelor and prasugrel provide stronger platelet inhibition compared with clopidogrel. Direct pharmacodynamic comparison between them has not yet been reported in ST-segment–elevation myocardial infarction patients. Methods Results— In a prospective, single-center, single-blind study, 55 out of 117 (47%) screened consecutive patients undergoing primary percutaneous coronary intervention were randomized to either ticagrelor 180 mg loading followed by 90 bid, or 60 10 od for 5...

10.1161/circinterventions.112.972323 article EN Circulation Cardiovascular Interventions 2012-11-21

Background/Objectives: Radial artery occlusion (RAO) is the most common complication of transradial coronary catheterization. In this study, we aimed to evaluate incidence RAO and identify risk factors that predispose patients it. Methods: We conducted an investigator-initiated, prospective, multicenter, open-label study involving 1357 who underwent cardiac catheterization via route for angiography and/or a percutaneous intervention (PCI). Univariate multivariate logistic regression analyses...

10.3390/jcm13113276 article EN Journal of Clinical Medicine 2024-06-01

To determine the prevalence of mitral regurgitation (MR) in a large cohort consecutive patients undergoing clinically indicated echocardiography and to examine distribution primary secondary MR.All an echocardiographic study 19 European centres within 3-month period were prospectively included. MR assessment was performed as recommended by Association Cardiovascular Imaging (EACVI). classified according mechanism or aetiologies reported. A total 63 463 studies reviewed. Any degree described...

10.1093/ehjci/jey011 article EN European Heart Journal - Cardiovascular Imaging 2018-01-13

Managing dual antiplatelet therapy (DAPT) perioperatively is challenging, especially in patients who have recently undergone percutaneous coronary intervention (PCI). Intravenous agents are recommended these cases. This case series describes the perioperative management of two high bleeding risk with recent PCI undergoing cardiac and non-cardiac surgeries using cangrelor monotherapy.

10.5543/tkda.2024.86987 article EN cc-by-nc-nd Turk Kardiyoloji Dernegi Arsivi-Archives of the Turkish Society of Cardiology 2025-01-01

Safety and efficacy of intravascular ultrasound (IVUS) guidance in percutaneous coronary intervention (PCI) has been consistently shown recent trials. However, prospective data on the clinical effects IVUS usage primary PCI are still warranted. The ULTRA-STEMI trial is a investigator-initiated observational single-center cohort aiming to enroll 80 patients with STEMI. To investigate outcomes STEMI undergoing IVUS-guided correlate derived measurements clinical, procedural, imaging follow-up...

10.4330/wjc.v17.i4.106072 article EN World Journal of Cardiology 2025-04-21

Abstract The aim of the present study is to evaluate dyeing properties and behavior aqueous extract Alnus glutinosa leaves when applied on cotton wool fibers. antioxidant activity total phenolic content were calculated. colorfastness dyed samples such as washing, acid alkali perspiration, wet dry fastness light was performed. ultraviolet protection factor (UPF) which a measurement offered by fabric substrates against radiation also assessed. It found that shows exceptionally high content....

10.1007/s12221-024-00535-2 article EN cc-by Fibers and Polymers 2024-04-07

Abstract Thrombolysis, a standard therapy for ST elevation myocardial infarction (STEMI) in non-PCI-capable hospitals, may be catastrophic patients with aortic dissection leading to further expansion, rupture and uncontrolled bleeding. Stanford type A dissection, rarely mimic infarction. We report case of patient an inferior STEMI thrombolysed tenecteplase followed by clinical electrocardiographic evidence successful reperfusion, which was found later lethal acute dissection. Prognostic...

10.1186/1749-8090-6-101 article EN cc-by Journal of Cardiothoracic Surgery 2011-08-24

A novel fully automatic framework for aortic valve (AV) trunk segmentation in three-dimensional (3-D) transesophageal echocardiography (TEE) datasets is proposed. The methodology combines a previously presented semiautomatic strategy by using shape-based B-spline Explicit Active Surfaces with two algorithms to automate the quantification of relevant AV measures. first fast rotation-invariant 3-D generalized Hough transform vessel-like dark tube detector initialize segmentation. After...

10.1109/tbme.2016.2617401 article EN IEEE Transactions on Biomedical Engineering 2016-10-13

A novel semi-automatic algorithm for aortic valve (AV) wall segmentation is presented 3D transesophageal echocardiography (TEE) datasets. The proposed methodology uses a cylindrical formulation of the B-spline Explicit Active Surfaces (BEAS) framework in dual-stage energy evolution process, comprising threshold-based and localized region-based stage. Hereto, intensity shape-based features are combined to accurately delineate AV from ascending aorta (AA) left ventricular outflow tract (LVOT)....

10.1109/tmi.2016.2544199 article EN IEEE Transactions on Medical Imaging 2016-03-18
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