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Learning Curves in Urolithiasis Surgery: A Systematic Review.

Kate Quirke1, Abdullatif Aydin1, Oliver Brunckhorst1,2

  • 11 MRC Centre for Transplantation, King's College London , London, United Kingdom .

Journal of Endourology
|July 25, 2018
PubMed
Summary

This systematic review found that urology trainees master urolithiasis surgery procedures like percutaneous nephrolithotomy and flexible ureteroscopy within 30-60 cases. Understanding these learning curves aids in training and assessment.

Keywords:
learning curvespercutaneous nephrolithotomysystematic reviewureteroscopyurolithiasis

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Area of Science:

  • Urology
  • Surgical Education
  • Medical Training

Background:

  • Urolithiasis surgery is crucial for urologist training.
  • Understanding surgical learning curves is vital for effective training and assessment.
  • This study systematically reviews literature on learning curves in urolithiasis surgery.

Purpose of the Study:

  • To systematically review existing literature on learning curves in urolithiasis surgery.
  • To identify the number of cases required for urologists to achieve proficiency in specific procedures.
  • To provide evidence-based guidance for trainee urologists and surgical educators.

Main Methods:

  • Systematic literature search of Embase, MEDLINE, and PsycINFO databases up to January 2018.
  • Inclusion of empirical studies on learning curves in urolithiasis surgery, excluding pediatric, non-technical skills, and non-English articles.
  • Data extraction and synthesis of findings related to operative time and complication rates.

Main Results:

  • 18 studies were included in the final analysis.
  • Percutaneous nephrolithotomy learning curves ranged from 30-60 cases for operative time and complication rates.
  • Flexible ureteroscopy learning curves were estimated at 60 cases for operative time and 56 for fragmentation efficacy.

Conclusions:

  • Learning curves in urolithiasis surgery vary due to differing outcome measures and surgeon experience.
  • The findings provide a benchmark for trainee urologists to gauge their progress.
  • Further multi-center research with standardized outcome measures is recommended to establish definitive learning curves.