How to predict difficult laparoscopic cholecystectomy? Proposal for a simple preoperative scoring system.

Area of Science:

• Laparoscopic surgery
• Surgical outcomes
• Predictive modeling

Background:

• Operative time is a key indicator of surgical difficulty.
• Limited research exists on preoperative scores for laparoscopic cholecystectomies.

Purpose of the Study:

• To develop a preoperative score to predict operative difficulty in laparoscopic cholecystectomies.
• To create a tool for improved surgical planning and patient management.

Main Methods:

• Retrospective review of 644 patients undergoing cholecystectomy (2010-2015).
• Identification of difficult procedures based on deviations in operative time.
• Logistic regression analysis to build a risk-assessment model and derive the DiLC score.

Main Results:

• Male sex, prior cholecystitis, fibrinogen, neutrophil, and alkaline phosphatase levels predicted operative difficulty.
• The developed risk-assessment model achieved an area under the receiver-operator curve of 0.80.
• Internal validation was confirmed using the bootstrap method.

Conclusions:

• The Difficulty in Laparoscopic Cholecystectomies (DiLCs) score is a validated tool.
• The DiLC score can enhance patient counseling, surgical planning, and resident training.
• It aids in identifying high-risk procedures and patients suitable for outpatient care.