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Updated: Jan 18, 2026
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Anatomical Reconstructions of the Human Cardiac Venous System using Contrast-computed Tomography of Perfusion-fixed Specimens
Published on: April 18, 2013
12.1K
Volume Rendering-Based Phrenic Nerve/Pericardiophrenic Bundle Identification Using Cardiac Computed Tomography
Daisetsu Aoyama1, Mark Rimmer1, Yuichiro Miyazaki1
1Division of Cardiology, Department of Medicine, David Geffen School of Medicine at University of California-Los Angeles (UCLA), Los Angeles, California, USA.
JACC. Case Reports
|September 12, 2025
Summary
Three-dimensional imaging improves phrenic nerve visualization for medical procedures. Volume rendering reconstruction offers a fast, accurate method for identifying the phrenic nerve
Area of Science:
- Medical imaging
- Anatomy
- Interventional cardiology
Background:
- The phrenic nerve's anatomical course is critical for cardiac procedures.
- Iatrogenic injury or diaphragmatic stimulation can occur during interventions.
Purpose of the Study:
- To evaluate the utility of 3D visualization for preprocedural phrenic nerve identification.
- To compare 3D techniques with conventional imaging methods.
Main Methods:
- Utilized volume rendering (VR) techniques for 3D reconstruction of the phrenic nerve.
- Compared VR with traditional slice-by-slice axial image analysis.
Main Results:
- 3D VR provides distinct advantages in detecting fine structures and anatomical course.
- VR allows for fast and easy 3D identification of the phrenic nerve.
- This technique is effective even without contrast material.
Conclusions:
- Volume rendering reconstruction is a valuable tool for preprocedural phrenic nerve identification.
- 3D VR aids in avoiding iatrogenic injury and predicting diaphragmatic stimulation.
