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Reconstruction of 3-Dimensional Histology Volume and its Application to Study Mouse Mammary Glands
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Photogrammetry: Adding Another Dimension to Virtual Gross Pathology Teaching.

Emanuele Ricci1, Gail Leeming1, Lorenzo Ressel1

  • 1Department of Veterinary Anatomy Physiology and Pathology, Institute of Infection, Veterinary and Ecological Sciences, University of Liverpool, Leahurst Campus, Chester High Road, Neston CH64 7TE UK.

Journal of Veterinary Medical Education
|November 6, 2024
PubMed
Summary

Photogrammetry successfully created high-quality 3D models from gross veterinary pathology specimens. This digital solution enhances pathology education by providing accessible, detailed virtual specimens for students and educators.

Keywords:
3D modelsgross pathologyphotogrammetryremote teachingteachingveterinary pathologyvirtual

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Area of Science:

  • Veterinary Pathology
  • Digital Education
  • Medical Imaging

Background:

  • Pathology training traditionally relies on hands-on, in-person specimen examination.
  • The COVID-19 pandemic necessitated innovative digital solutions for pathology education.
  • Existing digital methods struggled to fully replicate the detail of physical specimens.

Purpose of the Study:

  • To evaluate the effectiveness of photogrammetry for teaching gross veterinary pathology.
  • To create high-fidelity 3D digital models of pathology specimens for undergraduate learning.
  • To provide a sustainable digital resource for pathology education.

Main Methods:

  • Utilized Digital Single-Lens Reflex (DSLR) cameras to photograph fresh veterinary pathology specimens.
  • Employed photogrammetry software to process images into detailed 3D models.
  • Uploaded 3D models to a digital learning platform (CANVAS) for accessibility.

Main Results:

  • Generated high-quality 3D models preserving specimen morphology, color, and texture.
  • 3D models were successfully integrated into online and face-to-face teaching.
  • Student feedback indicated positive reception and an enriched learning experience.

Conclusions:

  • Photogrammetry is a successful tool for creating valuable digital teaching materials in gross veterinary pathology.
  • This approach extends the availability of perishable and rare specimens indefinitely.
  • Digital 3D models offer a flexible and effective supplement to traditional pathology education.