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Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

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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...
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Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
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Generation and Characterization of Right Ventricular Myocardial Infarction Induced by Permanent Ligation of the Right Coronary Artery in Mice
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Isolated right ventricular infarction: a diagnostic challenge.

Catarina Vieira1, Andre Santa Cruz2, Carina Arantes1

  • 1Department of Cardiology, Braga Hospital, Braga, Portugal.

BMJ Case Reports
|May 5, 2016
PubMed
Summary
This summary is machine-generated.

A right ventricular infarction caused by right coronary artery occlusion led to heart failure symptoms. Prompt angioplasty successfully treated the blockage, resulting in good recovery.

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Area of Science:

  • Cardiology
  • Cardiovascular Medicine
  • Interventional Cardiology

Background:

  • Right ventricular infarction (RVI) can present with diverse symptoms, including dyspnea and hemodynamic instability.
  • Early diagnosis and intervention are crucial for managing acute myocardial infarction affecting the right ventricle.

Observation:

  • A 73-year-old woman presented with sudden dyspnea, altered mental status, and hemodynamic instability.
  • Electrocardiogram (ECG) revealed junctional rhythm and T-wave inversions, while echocardiography showed severe right ventricular systolic dysfunction with normal left ventricular function.

Findings:

  • Coronary angiography identified an occluded proximal right coronary artery, treated successfully with balloon angioplasty.
  • Myocardial perfusion scintigraphy revealed a fixed perfusion defect in the apex and anterior wall, indicating prior infarction without active ischemia.

Implications:

  • This case highlights the importance of considering RVI in patients with inferior wall ST-segment changes and right ventricular dysfunction.
  • Timely revascularization of the right coronary artery can lead to favorable outcomes in acute RVI.
  • Echocardiography and coronary angiography are essential diagnostic tools for evaluating RV infarction.