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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...
Peripheral Artery Disease V: Postoperative Nursing Management01:23

Peripheral Artery Disease V: Postoperative Nursing Management

During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
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...
Adaptive Mechanisms in Cancer Cells02:53

Adaptive Mechanisms in Cancer Cells

Cancer cells accumulate genetic changes at an abnormally rapid rate due to the defects in the DNA repair mechanisms. From an evolutionary perspective, such genetic instability is advantageous for cancer development. Mutant cell lines accumulate a series of beneficial mutations that contribute to their progression into cancer.
Some of the advantages that cancer cells have on normal cells include - enhanced ability to divide without terminally differentiating, induce new blood vessel formation,...
Adaptive Mechanisms in Cancer Cells02:53

Adaptive Mechanisms in Cancer Cells

Cancer cells accumulate genetic changes at an abnormally rapid rate due to the defects in the DNA repair mechanisms. From an evolutionary perspective, such genetic instability is advantageous for cancer development. Mutant cell lines accumulate a series of beneficial mutations that contribute to their progression into cancer.
Some of the advantages that cancer cells have on normal cells include - enhanced ability to divide without terminally differentiating, induce new blood vessel formation,...

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Related Experiment Video

Updated: Jun 27, 2026

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
28:13

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation

Published on: February 26, 2013

Cancer as a Hidden Catalyst: Rethinking Postoperative Atrial Fibrillation After Cardiac Surgery.

Sotiris Kyriakou1, Marios Markantonis2, Panos Georghiou1

  • 1Barts and The London School of Medicine and Dentistry, Queen Mary University of London, London E1 2AD, UK.

Journal of Clinical Medicine
|June 26, 2026
PubMed
Summary
This summary is machine-generated.

Malignancy may influence the risk of postoperative atrial fibrillation (POAF) after heart surgery, beyond traditional risk factors. Further research is needed to understand cancer

Keywords:
atrial vulnerabilitycancer therapy-related cardiotoxicitycardiac surgerycardio-oncologyinflammationmalignancyperioperative risk stratificationpostoperative atrial fibrillation

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Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China
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Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China

Published on: February 11, 2022

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Last Updated: Jun 27, 2026

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
28:13

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation

Published on: February 26, 2013

Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China
08:42

Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China

Published on: February 11, 2022

Area of Science:

  • Cardiology
  • Oncology
  • Cardiac Surgery

Background:

  • Postoperative atrial fibrillation (POAF) is a common arrhythmia after cardiac surgery, linked to poor patient outcomes.
  • Current POAF models often overlook the impact of malignancy and its systemic effects.
  • Cancer-related factors like chronic inflammation and oxidative stress may increase atrial vulnerability.

Purpose of the Study:

  • To evaluate if malignancy is an underrecognized risk factor for POAF.
  • To explore the biological mechanisms linking cancer to atrial fibrillation.
  • To determine if cancer status improves POAF risk prediction.

Main Methods:

  • Review of existing literature from cardio-oncology, thoracic oncology, and general AF studies.
  • Analysis of biological processes associated with malignancy and POAF.
  • Assessment of data limitations and future research needs.

Main Results:

  • Malignancy involves systemic changes (inflammation, oxidative stress) that could affect atrial electrophysiology.
  • Existing data is largely extrapolated, lacking direct focus on cardiac surgery patients.
  • While cancer is relevant, direct causal links to POAF in cardiac surgery are not yet established.

Conclusions:

  • Malignancy's role in POAF requires further investigation beyond simple comorbidity.
  • Future studies should incorporate cancer activity and treatment details for better risk stratification.
  • A nuanced understanding of cancer's impact is crucial for improving perioperative POAF management.