Related Experiment Video
Updated: Jul 5, 2025

Optimization of Transesophageal Atrial Pacing to Assess Atrial Fibrillation Susceptibility in Mice
Published on: June 29, 2022
Right atrial pressure torsades de pointes
Hadi Beaini1, Alpesh A Amin2, Pradeep P A Mammen1
1Division of Cardiology, Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas, Texas, USA.
This study details a routine right heart catheterization for a 39-year-old man diagnosed with non-ischemic cardiomyopathy. The procedure provided key hemodynamic data for managing his cardiac condition.
Area of Science:
- Cardiology
- Cardiovascular Medicine
- Interventional Cardiology
Background:
- Non-ischemic cardiomyopathy is a significant cause of heart failure.
- Routine hemodynamic assessment is crucial for managing complex cardiac conditions.
- Right heart catheterization offers direct measurement of cardiac pressures and output.
Observation:
- A 39-year-old male patient with established non-ischemic cardiomyopathy underwent the procedure.
- The procedure was performed electively as part of routine patient management.
- Hemodynamic parameters were systematically recorded during catheterization.
Findings:
- Hemodynamic data obtained provided a detailed assessment of the patient's cardiac function.
- Specific pressures and cardiac output measurements were analyzed.
- The findings guided the optimization of the patient's therapeutic regimen.
Implications:
- Accurate hemodynamic profiling is essential for personalized treatment strategies in cardiomyopathy.
- Right heart catheterization remains a valuable tool for evaluating cardiac performance.
- This case highlights the importance of comprehensive assessment in non-ischemic cardiomyopathy management.
Related Concept Videos
Measurement of Blood Pressure
Disturbances in Heart Rhythm
Arrhythmias are categorized by their speed, rhythm, and origin. A slow...
Antiarrhythmic Drugs: Class III Agents as Potassium Channel Blockers
Mechanism of Cardiac Arrhythmias
ECG Interpretation of Arrhythmias I: Sinus Arrhythmias
Types of Arrhythmias
Sinus Node Arrhythmias
Sinus Bradycardia: Originating from the sinoatrial (SA) node, sinus bradycardia involves slower impulses, resulting in a heart rate of less than 60 beats per minute (bpm). Causes include sleep, vagal stimulation, beta-blockers, hypothyroidism,...
Increased pulse rate
Many factors can elevate the risk of developing tachycardia. These include advanced age, a family history of arrhythmias, and an...

