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Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...

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Updated: Jan 10, 2026

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing

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Alpha Loop-Assisted Endocardial Pacemaker Lead Implantation in a Patient With Dilated Right Atrium.

Rahul Nema¹, Arghadip Bose¹, Basant Kumar¹

¹Department of Cardiology, Advanced Cardiac Centre, Postgraduate Institute of Medical Education and Research, Chandigarh, India.

Pacing and Clinical Electrophysiology : PACE

|November 20, 2025

Summary

This summary is machine-generated.

Implanting a right ventricular (RV) lead can be difficult. An alpha loop configuration technique successfully positioned an RV lead in a patient with complex right atrial anatomy and a history of device infection.

Area of Science:

Cardiology
Medical Devices
Cardiac Electrophysiology

Background:

Right ventricular (RV) lead implantation presents challenges, especially in patients with anatomical variations or prior cardiac surgery.

Keywords:

alpha loop cardiac device infection case report endocardial pacing pacemaker implantation right atrium dilation

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Previous cardiac implantable electronic device (CIED) infections can complicate lead re-implantation procedures.