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Can higher guy's scores predict increased complications? exploring the link with clavien-dindo classification
Laraib Gul1, Shuah Ullah1, Shariq Bin Yousuf1
1Department of Urology, Sindh Institute of Urology and Transplantation, Karachi, Pakistan.
JPMA. the Journal of the Pakistan Medical Association
|November 17, 2025
Summary
The Guy's stone score effectively predicts mild complications after percutaneous nephrolithotomy. However, it does not reliably predict severe complications in these patients.
Area of Science:
- Urology
- Nephrology
- Surgical Outcomes
Background:
- Percutaneous nephrolithotomy (PCNL) is a key procedure for kidney stone removal.
- Predicting complications is crucial for patient management and surgical planning.
Purpose of the Study:
- To evaluate the predictive value of the Guy's stone score for complications following PCNL.
- To determine if Guy's stone score correlates with the rate of postoperative complications.
Main Methods:
- A descriptive study involving 118 patients undergoing PCNL.
- Data collected included demographics, stone score, and complications (Clavien-Dindo system).
- Statistical analysis was performed using SPSS 20.
Main Results:
- A significant correlation was found between higher Guy's stone scores and increased mild postoperative complications (p<0.0001).
- The study included 66% males and 40% patients aged under 30 years.
- No significant correlation was observed for severe complications.
Conclusions:
- The Guy's stone score is a useful predictor of mild complications after PCNL.
- It does not reliably predict severe postoperative complications in PCNL patients.
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