Bioresorbable Scaffolds in Spontaneous Coronary Artery Dissection: Long-Term Follow-Up in 4 Patients
Texas Heart Institute Journal
|December 26, 2017
Insights
Spontaneous coronary artery dissection (SCAD) is rare, often affecting young women. This study reports on treating SCAD patients with bioresorbable scaffolds, evaluating long-term outcomes using advanced imaging techniques.
Area of Science:
- Cardiology
- Interventional Cardiology
- Biomaterials Science
Background:
- Spontaneous coronary artery dissection (SCAD) is an uncommon cause of acute coronary syndrome, primarily affecting young women without traditional atherosclerotic risk factors.
- Diagnosis and management of SCAD present unique challenges due to its rarity and distinct pathophysiology.
- Limited data exists on the use of bioresorbable scaffolds for SCAD treatment.
Purpose of the Study:
- To present the clinical outcomes of four patients with SCAD treated using bioresorbable scaffold implantation.
- To evaluate the long-term efficacy and safety of bioresorbable scaffolds in managing SCAD.
- To contribute to the limited existing literature on this specific treatment approach for SCAD.
Main Methods:
- Retrospective case series of four patients diagnosed with SCAD.
- Treatment involved the implantation of bioresorbable scaffolds.
- Long-term follow-up included intravascular ultrasound (IVUS) and optical coherence tomography (OCT) imaging.
Main Results:
- Successful implantation of bioresorbable scaffolds in all four SCAD patients.
- Favorable long-term anatomical and clinical outcomes observed.
- IVUS and OCT provided detailed insights into scaffold healing and vessel remodeling.
Conclusions:
- Bioresorbable scaffold implantation appears to be a feasible and safe treatment option for select patients with SCAD.
- Advanced imaging modalities like IVUS and OCT are crucial for assessing long-term results in SCAD patients treated with scaffolds.
- Further research with larger cohorts is warranted to confirm these findings.
Abstract:
Spontaneous coronary artery dissection is a rare condition, and diagnosis and treatment are challenging among patients who present with acute coronary syndrome. Typically, the condition affects young females who have no underlying atherosclerotic disease. To date, few cases of bioresorbable scaffold implantation for the treatment of spontaneous coronary artery dissection have been reported. Therefore, we describe the cases of 4 patients whom we treated with scaffolds. We evaluated the long-term results by using intravascular ultrasound and optical coherence tomographic scanning.
Related Concept Videos
01:30Coronary Artery Disease I: Introduction
1.2K
Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
1.2K
01:26Coronary Artery Disease II: Pathophysiology
553
Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...
553
02:21Spontaneity
30.2K
A spontaneous process is one that occurs naturally under certain conditions. A nonspontaneous process, on the other hand, will not take place unless it is “driven” by the continual input of energy from an external source. Processes have a natural tendency to occur in one direction under a given set of conditions. Water will naturally flow downhill (spontaneous process), but uphill flow (nonspontaneous process) requires outside intervention such as the use of a pump. Iron exposed to...
30.2K
01:27Coronary Artery Disease V: Interprofessional Care
307
Interprofessional care for coronary artery disease includes pharmacological therapy and revascularization procedures.Pharmacological therapy for Coronary Artery Disease (CAD) aims to manage symptoms, prevent complications, and improve patient outcomes through various classes of medications:Antiplatelet Agents:Aspirin and Clopidogrel: These medications inhibit platelet aggregation, preventing blood clots, which is crucial for avoiding heart attacks and strokes. Doctors often prescribe these...
307
01:30Coronary Artery Disease III: Clinical Manifestations
430
Coronary Artery Disease (CAD) is a primary health risk worldwide, leading to significant morbidity and mortality. The condition arises from the buildup of atherosclerotic plaques within the coronary arteries, resulting in diminished blood supply to the heart muscle.The clinical manifestations of CAD vary widely, from asymptomatic stages to severe, life-threatening conditions. Understanding these manifestations is crucial for early diagnosis and effective management.Angina Pectoris: The Warning...
430
01:26Coronary Artery Disease IV: Preventive Measures
736
Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
736