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Related Experiment Video

Updated: Jul 5, 2026

Transoral Endoscopic Thyroidectomy Vestibular Approach for Thyroid Lobectomy

Transoral Endoscopic Thyroidectomy Vestibular Approach for Thyroid Lobectomy

Published on: May 12, 2023

Minimally invasive video-assisted thyroidectomy: the learning curve.

P Del Rio¹, L Sommaruga, S Cataldo

¹Department of Surgical Science, General Surgery and Organ Transplantation, University of Parma, Parma, Italy. paolo.delrio@unipr.it

European Surgical Research. Europaische Chirurgische Forschung. Recherches Chirurgicales Europeennes

|April 25, 2008

Summary

Minimally invasive video-assisted thyroidectomy (MIVAT) shows a significant learning curve. With experience, MIVAT reduces operative time and complications, making it a viable thyroid surgery option.

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Area of Science:

Surgical Innovation
Minimally Invasive Surgery
Endocrine Surgery

Background:

Minimally invasive video-assisted thyroidectomy (MIVAT) is an emerging surgical technique.
MIVAT requires a dedicated learning period for surgeons to achieve proficiency.

Purpose of the Study:

To evaluate the impact of surgical experience on MIVAT outcomes.
To assess the learning curve associated with MIVAT.

Main Methods:

A retrospective analysis of 100 MIVAT procedures performed between July 2005 and December 2006.
Patients were grouped based on case number (1-25, 26-50) and cumulative experience (1-50, 51-100).

Main Results:

Operative time significantly decreased from 101.7 min (cases 1-25) to 84.6 min (cases 26-50) (p < 0.03).
Further reduction in operative time was observed from 91.07 min (cases 1-50) to 63.06 min (cases 51-100) (p < 0.004).
Complications, including hypocalcemia and nerve palsy, decreased with increasing surgical experience.

Conclusions:

The MIVAT procedure demonstrates a clear learning curve, with significant improvements after the initial 25 cases.
Increased experience with MIVAT leads to reduced operative times and fewer complications.