Nikolaos Platogiannis, MD, MSc

Twin Hearts in Identical Twins

A 72-year-old man with chronic obstructive pulmonary disease (COPD) complained of worsening dyspnea. Physical examination revealed a soft systolic murmur best heard at the apex, third cardiac sound, hypoventilation of the right lung, and...

A 72-year-old man with chronic...

08/01/2022

Journal of Invasive Cardiology

Clinical Images

06/27/2017

Nikolaos Nikoloulis , MD;

Athanasios Tsiampalis , MD;

Nikitas Karavidas , MD;

Dimitrios Platogiannis , MD, PhD;

Coronary Angiography Demonstrating Anomalous Coronary Artery From the Opposite Sinus

When premature coronary artery disease is found in one of a monozygotic twin pair, evaluating the other twin is a reasonable approach.

When premature coronary artery...

06/27/2017

Journal of Invasive Cardiology

Video

06/01/2022

Diagnosis and Treatment of Unilateral Pulmonary Edema

Dimitrios Kalantzis , MD;

A 75-year-old woman was referred to our center for coronary angiography due to atypical chest discomfort unrelated to exertion and accompanying CAD risk factors. Imaging revealed complex anatomic anomalies, which are highlighted in the...

A 75-year-old woman was referred...

06/01/2022

Journal of Invasive Cardiology

Clinical Videos

08/01/2022

RAS, Excision of Avulsed Fragment, and Uncompromised Flow

Unilateral pulmonary edema, which manifests as a classic radiographic image, is usually misdiagnosed. This video series illustrates the diagnosis and treatment of a 72-year-old man with unilateral pulmonary edema.

Unilateral pulmonary edema,...

08/01/2022

Journal of Invasive Cardiology

Video

04/03/2023

Radial Artery Spasm, Excision of Avulsed Fragment and Uncompromised Flow: An Oxymoron in Invasive Cardiology

Spyridon Kostantinis , MD;

Video Supplement to "Radial Artery Spasm, Excision of Avulsed Fragment and Uncompromised Flow: An Oxymoron in Invasive Cardiology'

Video Supplement to "Radial...

04/03/2023

Journal of Invasive Cardiology

Clinical Images

04/01/2023

Spyridon Kostantinis , MD;

Intrapericardial Blood Re-transfused to Venous Circulation Through a Closed Circuit: A Life-Saving Management of Hemopericardium

A 63-year-old man with a history of smoking, panic attacks, and positive treadmill test was referred for invasive coronary angiography (CA). By a right radial artery (RA) approach, there was difficulty advancing the sheath and the standard...

A 63-year-old man with a history...

04/01/2023

Journal of Invasive Cardiology

Clinical Images

06/02/2023

Grigorios Syrmos , MD;

Cath Lab Activation With Smartwatch’s Electrocardiogram Tracings

A 78-year-old male developed hemopericardium and hemodynamic collapse after an unsuccessful chronic total occlusion percutaneous coronary intervention (CTO-PCI). Echocardiographically-assisted emergent subxiphoid pericardiocentesis was...

A 78-year-old male developed...

06/02/2023

Journal of Invasive Cardiology

Clinical Images

07/06/2023

An Antisepsis Misfortune: Povidone-Iodine-Induced Chemical Burn Near the Pacemaker Implantation Site

A 67-year-old man with a history of smoking, hyperlipidemia, and hypertension complained of central chest pain radiating to his left arm for 2 hours and contacted the attending cardiologist. Based on medical history and symptom description,...

A 67-year-old man with a history...

07/06/2023

Journal of Invasive Cardiology

Clinical Images

09/12/2024

George J. Papanikolaou , MD;