Related Experiment Video

Updated: Feb 26, 2026

Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA
13:10

Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA

Published on: April 24, 2017

19.3K

A Very Late Presentation of a Right Coronary Artery Occlusion After Transcatheter Aortic Valve Replacement

Roberto Ramirez1, Oxana Ovakimyan2, Glenmore Lasam1

  • 1Overlook Medical Center, Summit, NJ, USA.

Cardiology Research
|July 21, 2017
PubMed

Insights

Delayed coronary obstruction is a rare complication following transcatheter aortic valve replacement (TAVR). This case report details the first instance of this issue occurring six months post-TAVR, highlighting a delayed presentation of coronary ostial involvement.

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Cardiovascular Surgery

Background:

  • Transcatheter aortic valve replacement (TAVR) is a common procedure for aortic stenosis.
  • Coronary ostial obstruction is a known, albeit rare, complication of TAVR.
  • Obstruction is typically observed immediately after valve implantation.

Observation:

  • A patient presented with symptoms suggestive of coronary obstruction six months after undergoing TAVR.
  • Diagnostic imaging confirmed obstruction involving the coronary ostia.

Findings:

  • This represents the first documented case of delayed coronary ostial obstruction occurring 6 months after TAVR.
  • The delayed onset suggests potential mechanisms beyond immediate valve deployment issues.

Implications:

  • This case expands the understanding of potential TAVR complications.
  • Clinicians should consider delayed coronary obstruction in the differential diagnosis for patients with concerning symptoms post-TAVR.
  • Further research is warranted to elucidate the mechanisms and optimal management of delayed TAVR-related coronary ostial obstruction.

Keywords:
Coronary obstructionRight coronary arteryTranscatheter aortic valve replacement

More Related Videos

Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement08:50

Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement

Published on: March 26, 2018

12.4K
Operating Transverse Aortic Constriction with Absorbable Suture to Obtain Transient Myocardial Hypertrophy07:02

Operating Transverse Aortic Constriction with Absorbable Suture to Obtain Transient Myocardial Hypertrophy

Published on: September 9, 2020

7.0K

Related Concept Videos

Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
659
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
499
Cardiac Catheterization II: Right Heart Catheterization01:21

Cardiac Catheterization II: Right Heart Catheterization

Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
1.3K
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
845
Acute Coronary Syndrome I: Introduction01:30

Acute Coronary Syndrome I: Introduction

Acute Coronary Syndrome (ACS) encompasses a spectrum of heart conditions caused by sudden obstruction of coronary arteries, typically resulting from the rupture of an atherosclerotic plaque and subsequent thrombus (blood clot) formation. This obstruction can lead to partial or complete blockage of blood flow, causing varying degrees of myocardial ischemia or infarction.ACS includes the following clinical entities:Unstable Angina (UA)Non-ST-Elevation Myocardial Infarction (NSTEMI)ST-Elevation...
1.2K
Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
325