Nassar Operative Difficulty Grade (Laparoscopic Cholecystectomy)
Nassar operative difficulty grade (Griffiths 2019) grades three findings at laparoscopic cholecystectomy 1 to 4 each.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Gallbladder
- 2
- Cystic pedicle
- 4
- Adhesions
- 1
Result: Nassar operative difficulty grade 4 of 4, set by the cystic pedicle.
The tool opens with these values already filled in. Replace them with your own.
What you enter
- Gallbladder
- Cystic pedicle
- Adhesions
How this is calculated
Griffiths EA, Hodson J, Vohra RS, Marriott P, Katbeh T, Zino S, Nassar AHM; CholeS Study Group, West Midlands Research Collaborative. Utilisation of an operative difficulty grading scale for laparoscopic cholecystectomy. Surg Endosc. 2019;33(1):110-121. Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.