Christodoulos Stefanadis, MD

A Modified Technique to Safely Close the Arterial Puncture Site After TAVI

01/02/2013

Christodoulos Stefanadis , MD;

Konstantinos Aznaouridis , MD, PhD;

Dimitrios Vrachatis , MD;

Manolis Vavuranakis , MD, PhD;

Maria G. Kariori , MD;

Konstantinos Kalogerasa , MD;

Carmen Moldovan , MD;

Abstract: Background. We describe a vascular closure technique, convenient in practice, that permits effective femoral artery closure after CoreValve (Medtronic) implantation during transcatheter aortic valve implantation (TAVI). Vascular...

Abstract: Background. We...

01/02/2013

Journal of Invasive Cardiology

The Cooling Effect of Coronary Blood Flow on Heart:
A New Approach

08/01/2008

Pavlos Toutouzas , MD;

Sophia Vaina , MD, PhD;

Konstantinos Toutouzas , MD;

Eleftherios Tsiamis , MD;

Costas Tsioufis , MD;

Christodoulos Stefanadis , MD;

Elli Stefanadis , MD;

Coronary stenosis produces ischemia to the cardiac muscle by reducing blood flow. The anatomical and functional significance of coronary artery stenosis has been extensively studied.1,2 It is known that heat release is released from...

Coronary stenosis produces...

08/01/2008

Journal of Invasive Cardiology

Clinical Images

Pitfalls of Angiography in the Assessment of Atherosclerosis: The Role of Optical Coherence Tomography

04/27/2012

Antonios Karanasos , MD;

Christodoulos Stefanadis , MD;

Konstantinos Toutouzas , MD;

Abstract: We report the case of a patient presenting with unstable angina, in whom information obtained by coronary angiography was inconclusive for the existence of a culprit lesion in the ostium of the right coronary artery. The use of...

Abstract: We report the case of...

04/27/2012

Journal of Invasive Cardiology

Letters to the Editor

The Radi PressureWire¬Æ Thermistor for
Intracoronary Thermography
Re: J Invasive Cardiol 2006;18:528‚Äì531 (November)

08/01/2008

Eleftherios Tsiamis , MD;

Christodoulos Stefanadis , MD;

Konstantinos Toutouzas , MD;

Dear Editor, We read with great interest the article recently published in the Journal by Worthley et al regarding the use of the Radi PressureWire® high-sensitivity thermistor (Radi Medical Systems, Inc., Uppsala, Sweden) for the detection...

Dear Editor, We read with great...

08/01/2008

Journal of Invasive Cardiology

TAVI in the Case of Preexisting Mitral Prosthesis: Tips & Tricks and Literature Review

10/27/2014

Christodoulos Stefanadis , MD;

Konstantinos Aznaouridis , MD, PhD;

Manolis Vavuranakis , MD, PhD;

Maria G. Kariori , MD;

Konstantinos Kalogerasa , MD;

Carmen Moldovan , MD;

Maria Lavda , MD;

Limited data exist on transcatheter aortic valve implantation in the setting of a preexisting mitral prosthesis. We report two cases of transfemoral TAVI with a self-expanding bioprosthesis in patients who had previously undergone mitral...

Limited data exist on...

10/27/2014

Journal of Invasive Cardiology

Myocardial Infarction Caused by Ostial Right Coronary Artery Thrombus in the Absence of Atheromatosis

08/30/2012

Christodoulos Stefanadis , MD;

Antonios Karanasos , MD;

Eleftherios Tsiamis , MD;

ABSTRACT: Myocardial infarction in patients with normal coronary vessels is a relatively rare entity that is observed in up to 2.8% of patients with myocardial infarction. In this case, we present a patient in whom presence of thrombus was...

ABSTRACT: Myocardial infarction...

08/30/2012

Journal of Invasive Cardiology

‚ÄúBalloon Withdrawal Technique‚Äù to Correct Prosthesis Malposition and Treat Paravalvular Aortic Regurgitation During TAVI

04/01/2013

Christodoulos Stefanadis , MD;

Dimitrios Vrachatis , MD;

Manolis Vavuranakis , MD, PhD;

Maria G. Kariori , MD;

Constantinos Aznaouridis , MD, PhD;

Konstantinos Kalogerasa , MD;

Carmen Moldovan , MD;

Description of a "balloon withdrawal" technique through which the positioning of a second valve can be avoided in case the initial valve was malpositioned. Minimal paravalvular aortic regurgitation was recorded after echocardiographic...

Description of a "balloon...

04/01/2013

Journal of Invasive Cardiology