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Related Concept Videos

Cardiomyopathy VII: Pre and Post Operative Nursing Management01:28

Cardiomyopathy VII: Pre and Post Operative Nursing Management

Patients with hypertrophic cardiomyopathy (HCM) and left ventricular outflow tract (LVOT) obstruction who remain symptomatic despite optimal medical therapy may undergo a septal myectomy (Morrow procedure). This procedure involves excising a portion of the hypertrophied septum below the aortic valve using a heart-lung machine to improve blood flow through the LVOT. Effective preoperative and postoperative nursing management ensures successful patient outcomes, minimizes complications, and...
Acute Coronary Syndrome IV: Interprofessional Care01:28

Acute Coronary Syndrome IV: Interprofessional Care

IntroductionThe management of Acute Coronary Syndrome (ACS) aims to minimize myocardial damage, preserve myocardial function, and prevent complications.Initial ManagementInpatient management involves continuous cardiac monitoring, preferably in an ICU, focusing on blood pressure, serum sodium, potassium, and creatinine levels, and urine output. Ongoing pharmacologic management is crucial for stabilizing the patient.Supplemental Oxygen: Administer supplemental oxygen if oxygen saturation is...
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...
Aneurysm IV: Nursing Management01:22

Aneurysm IV: Nursing Management

Vigilant monitoring for aneurysm rupture is essential for patients undergoing aortic surgery.Preoperative Nursing ManagementContinuously monitor the patient for manifestations of aneurysm rupture, such as pallor, weakness, tachycardia, hypotension, abdominal, back, groin, or periumbilical pain, changes in consciousness, and a pulsating abdominal mass. Regularly assess the patient's peripheral pulses.Instruct the patient to consume a clear liquid diet the day before surgery and administer...
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...
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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Related Experiment Video

Updated: Jul 2, 2026

Left Anterior Descending Coronary Artery Ligation for Ischemia-Reperfusion Research: Model Improvement via Technical Modifications and Quality Control
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Left Anterior Descending Coronary Artery Ligation for Ischemia-Reperfusion Research: Model Improvement via Technical Modifications and Quality Control

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Perioperative Acute Myocardial Infarction in Non-Cardiac Operations: A National Analysis.

Sona Mahrokhi1, Konmal Ali1, Robert Kropp1

  • 1Center for Advanced Surgical and Interventional Technology, Department of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.

The American Surgeon
|July 1, 2026
PubMed
Summary
This summary is machine-generated.

Perioperative myocardial infarction (POMI) after non-cardiac surgery is rare (∼1%) but linked to higher mortality, longer hospital stays, and increased readmissions. Risk stratification is crucial.

Keywords:
Myocardial infarctionNon cardiac operationsoutcomes

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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
  • Surgery
  • Healthcare Management

Background:

  • Perioperative acute myocardial infarction (POMI) affects 1-5% of non-cardiac operations.
  • Patient risk factors and surgical complexity influence POMI incidence.
  • Contemporary trends in POMI incidence and impact require characterization.

Purpose of the Study:

  • To characterize current trends in the incidence of POMI.
  • To evaluate the impact of POMI on mortality, complications, and resource utilization.
  • To test the hypothesis that POMI increases mortality, complications, and resource use.

Main Methods:

  • Utilized the 2016-2022 Nationwide Readmissions Database for adult hospitalizations with non-cardiac surgery.
  • Identified POMI cohort versus non-POMI cohort.
  • Employed multivariable logistic and linear regression for outcome analysis.

Main Results:

  • Of 8,633,451 operations, 0.92% experienced POMI.
  • POMI patients were older with more comorbidities.
  • POMI associated with increased in-hospital mortality, 4.25 days longer hospitalization, $23,710 higher costs, and increased 30-day readmissions.

Conclusions:

  • POMI incidence is low (∼1%) but shows modest increases in some procedures.
  • POMI significantly increases mortality, resource utilization, and readmission rates.
  • Emphasizes the need for perioperative cardiac risk assessment and optimization.