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Related Concept Videos

Kidney Transplant I: Introduction01:28

Kidney Transplant I: Introduction

34
A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...
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Kidney Transplant II: Surgical Procedure01:26

Kidney Transplant II: Surgical Procedure

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Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living...
51

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Updated: Aug 16, 2025

Use of 3D Robotic Ultrasound for In Vivo Analysis of Mouse Kidneys
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Three-Dimensional Visualization With Virtual Reality Facilitates Complex Live Donor Renal Transplant.

Dennis Sonnier1,2, W Peter Sawyer3, John Seal1,2

  • 1Section of Transplant Surgery, Ochsner Clinic Foundation, New Orleans, LA.

Ochsner Journal
|December 23, 2022
PubMed
Summary

Three-dimensional (3D) reconstruction and virtual reality (VR) visualization of computed tomography angiography (CTA) images can improve the assessment of complex renal anatomy in living kidney donors. This technology helped approve a donor previously denied due to anatomical concerns.

Keywords:
Kidney transplantationliving donorradiologyvirtual reality

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Area of Science:

  • Nephrology
  • Radiology
  • Surgical Planning

Background:

  • Living donor renal transplantation is a complex procedure requiring detailed anatomical assessment of the donor.
  • Contrast-enhanced computed tomography angiography (CTA) is crucial for evaluating donor renal anatomy, but interpretation can be challenging with complex vasculature.
  • Difficulties in CTA interpretation can lead to donor disqualification, limiting transplant options.

Observation:

  • A potential living kidney donor was initially disqualified due to complex anatomy identified on CTA.
  • The donor's motivation to donate prompted further investigation using advanced imaging techniques.
  • CTA DICOM images were segmented to create a 3D model for evaluation in a virtual reality (VR) environment.

Findings:

  • Virtual reality (VR) visualization of the 3D reconstructed model allowed for a more comprehensive appreciation of the donor's complex renal anatomy.
  • The VR assessment revealed that the donor's anatomy was acceptable for living nephrectomy.
  • The donor was subsequently approved for donation after the VR-based anatomical evaluation.

Implications:

  • Three-dimensional (3D) reconstruction and VR visualization offer a valuable tool for assessing complex anatomy in living donor nephrectomy candidates.
  • This technology can potentially increase the pool of eligible living kidney donors by overcoming challenges in interpreting standard CTA scans.
  • Enhanced anatomical understanding through VR may lead to improved surgical planning and outcomes in living donor renal transplantation.