Keiji Hirooka

Suita, Japan

Last Updated: 09/26/2026

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Found 20 publications

BMIPP Imaging in Out-of-Hospital Cardiac Arrest: Exercise-Induced Vasospastic Angina With Ventricular Fibrillation.

BMIPP Imaging in Out-of-Hospital Cardiac Arrest: Exercise-Induced Vasospastic Angina With Ventricular Fibrillation.

Journal: JACC. Case reports

Published: April 11, 2026

1-month versus 12-month dual antithrombotic therapy after percutaneous coronary intervention in patients with atrial fibrillation (OPTIMA-AF): a multicentre, open-label, hybrid non-inferiority and superiority, randomised, controlled trial.

1-month versus 12-month dual antithrombotic therapy after percutaneous coronary intervention in patients with atrial fibrillation (OPTIMA-AF): a multicentre, open-label, hybrid non-inferiority and superiority, randomised, controlled trial.

Journal: Lancet (London, England)

Published: September 07, 2025

A case of possible MINOCA detected through echocardiography.

A case of possible MINOCA detected through echocardiography.

Journal: Journal of echocardiography

Published: June 25, 2025

Predictive Factors of Unexpected Hospitalization within Six Months of Undergoing Percutaneous Coronary Intervention in Patients with Chronic Coronary Disease.

Predictive Factors of Unexpected Hospitalization within Six Months of Undergoing Percutaneous Coronary Intervention in Patients with Chronic Coronary Disease.

Journal: Internal medicine (Tokyo, Japan)

Published: November 10, 2024

Microthrombosis as a cause of fulminant myocarditis-like presentation with COVID-19 proven by endomyocardial biopsy.

Microthrombosis as a cause of fulminant myocarditis-like presentation with COVID-19 proven by endomyocardial biopsy.

Journal: Cardiovascular pathology : the official journal of the Society for Cardiovascular Pathology

Published: February 24, 2022

Real-Time Severe Coronary Spasm Captured on Intravascular Ultrasound in a Patient With Acute Coronary Syndrome.

Real-Time Severe Coronary Spasm Captured on Intravascular Ultrasound in a Patient With Acute Coronary Syndrome.

Journal: Circulation reports

Published: October 12, 2021

Metastatic Colon Cancer Mimicking Venous Thrombus.

Metastatic Colon Cancer Mimicking Venous Thrombus.

Journal: Circulation reports

Published: March 11, 2021

Remote Management of Pacemaker Patients With Biennial In-Clinic Evaluation: Continuous Home Monitoring in the Japanese At-Home Study: A Randomized Clinical Trial.

Remote Management of Pacemaker Patients With Biennial In-Clinic Evaluation: Continuous Home Monitoring in the Japanese At-Home Study: A Randomized Clinical Trial.

Journal: Circulation. Arrhythmia and electrophysiology

Published: April 29, 2020

Takotsubo syndrome triggered by coronary artery embolism in a patient with chronic atrial fibrillation.

Takotsubo syndrome triggered by coronary artery embolism in a patient with chronic atrial fibrillation.

Journal: Journal of cardiology cases

Published: September 06, 2019

Rivaroxaban for Fully Occlusive Inferior Vena Cava Filter Thrombus.

Rivaroxaban for Fully Occlusive Inferior Vena Cava Filter Thrombus.

Journal: Circulation journal : official journal of the Japanese Circulation Society

Published: February 07, 2019

Continuous ST-Monitoring Function of Implantable Cardioverter Defibrillator Detects Silent Ischemia in Patients With Coronary Artery Disease.

Continuous ST-Monitoring Function of Implantable Cardioverter Defibrillator Detects Silent Ischemia in Patients With Coronary Artery Disease.

Journal: Journal of the American Heart Association

Published: July 02, 2018

Differences in amiodarone efficacy in relation to ejection fraction and basal rhythm in patients with implantable cardioverter defibrillators.

Differences in amiodarone efficacy in relation to ejection fraction and basal rhythm in patients with implantable cardioverter defibrillators.

Journal: Journal of electrocardiology

Published: May 28, 2018

Showing 1-12 of 20

Last Updated: 09/26/2026