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Related Concept Videos

Angina II: Classification01:27

Angina II: Classification

Angina, also known as angina pectoris, is a chest pain resulting from diminished blood flow to the heart muscle and is often a symptom of coronary artery disease. Angina presents several variants with distinctive attributes, etiologies, and therapeutic approaches. The main types of angina include stable, unstable, variant (Prinzmetal's), microvascular, intractable, and silent ischemia.Stable angina is caused by atherosclerosis, which leads to the formation of plaques that narrow the coronary...
Angina I: Introduction01:30

Angina I: Introduction

Definition and Symptoms: Angina (angina pectoris) is chest pain or discomfort caused by myocardial ischemia, which occurs when the heart muscle receives insufficient oxygen-rich blood. It typically manifests as pressing, squeezing, or crushing sensations in the chest and may radiate to the shoulders, arms, neck, jaw, or back.Primary Cause: In a healthy state, the coronary arteries can dilate (widen) to increase blood flow and meet the increased oxygen demand during physical activity or...
Angina III: Clinical Manifestations and Assessment01:29

Angina III: Clinical Manifestations and Assessment

Angina manifests as chest pain, tightness, or squeezing discomfort typically located behind the breastbone. It can radiate to the neck, jaw, shoulders, and inner aspects of the upper arms, most commonly the left arm. Patients may experience shortness of breath, fatigue, profuse sweating, dizziness, indigestion, heartburn, palpitations, anxiety, and vomiting as accompanying symptoms. This pain often lasts a few minutes and is triggered by physical exertion, emotional stress, heavy meals, or cold...
Angina V: Nursing Management01:20

Angina V: Nursing Management

Angina, a symptom of myocardial ischemia, requires a structured nursing management approach to ensure effective care and prevent complications like myocardial infarction. Comprehensive nursing care involves assessing, diagnosing, planning, implementing interventions, and evaluating outcomes, all tailored to the individual patient's needs.Patient AssessmentNursing assessment begins with a detailed subjective evaluation of symptoms, which typically include chest pain or pressure radiating to the...
Angina IV: Management01:26

Angina IV: Management

IntroductionThe management of angina requires a comprehensive approach that includes pharmacological therapies, medical procedures, and lifestyle modifications.Pharmacological TherapiesAntiplatelet agents, such as aspirin, clopidogrel, prasugrel, and ticagrelor, play a pivotal role in preventing thrombus formation in patients with angina. These medications inhibit platelet aggregation and reduce the likelihood of myocardial infarction and other cardiovascular events.Anticoagulants, including...
Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations01:19

Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations

The pathophysiology of Acute Coronary Syndrome [ACD] involves several key processes:The main underlying cause of ACD is atherosclerosis, a chronic inflammatory disease characterized by the buildup of lipid-laden plaques within the coronary arteries.As the atherosclerotic plaque grows in the coronary artery, it may become unstable due to the formation of a lipid-rich core and a thin fibrous cap. Inflammatory cells within the plaque, such as macrophages, secrete enzymes that degrade the...

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Intracoronary Acetylcholine Provocation Testing for Assessment of Coronary Vasomotor Disorders
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Published on: August 18, 2016

Prinzmetal angina.

David S Williams1

  • 1AIG/American General, 8101 N High St #350, Columbus, OH 43235, USA. david_williams@aigag.com

Journal of Insurance Medicine (New York, N.Y.)
|June 13, 2009
PubMed
Summary
This summary is machine-generated.

Prinzmetal angina causes cyclical chest pain at rest due to vasospasm. This condition is characterized by ST-segment elevation during episodes.

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A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis
18:11

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis

Published on: December 28, 2012

Area of Science:

  • Cardiology
  • Internal Medicine

Background:

  • Prinzmetal angina, also known as variant angina, is a clinical syndrome characterized by recurrent episodes of chest pain occurring at rest.
  • It is caused by transient coronary artery vasospasm, leading to myocardial ischemia.

Purpose of the Study:

  • To define Prinzmetal angina and its underlying pathophysiology.
  • To highlight the diagnostic features, particularly ST-segment elevation during episodes.

Main Methods:

  • This abstract describes the clinical presentation and etiology of Prinzmetal angina.
  • Diagnostic criteria and electrocardiographic findings are central to the understanding of the condition.

Main Results:

  • Prinzmetal angina manifests as cyclical chest pain during periods of rest.
  • A key electrocardiographic finding is ST-segment elevation, indicative of acute myocardial ischemia.

Conclusions:

  • Prinzmetal angina is a distinct syndrome of coronary vasospasm causing ischemic chest pain.
  • Recognition of ST-segment elevation during rest angina is crucial for diagnosis.