Prediction of Patients with Acute Cholecystitis Requiring Emergent Cholecystectomy: A Simple Score

The objective was to develop a score, to stratify patients with acute cholecystitis into high, intermediate, or low probability of gangrenous cholecystitis. The probability of gangrenous cholecystitis (score) was derived from a logistic regression of a clinical and pathological review of 245 patien...

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Bibliographic Details
Main Authors: Wael N. Yacoub, Mikael Petrosyan, Indu Sehgal, Yanling Ma, Parakrama Chandrasoma, Rodney J. Mason
Format: Article
Language:English
Published: Wiley 2010-01-01
Series:Gastroenterology Research and Practice
Online Access:http://dx.doi.org/10.1155/2010/901739
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Summary:The objective was to develop a score, to stratify patients with acute cholecystitis into high, intermediate, or low probability of gangrenous cholecystitis. The probability of gangrenous cholecystitis (score) was derived from a logistic regression of a clinical and pathological review of 245 patients undergoing urgent cholecystectomy. Sixty-eight patients had gangrenous inflammation, 132 acute, and 45 no inflammation. The score comprised of: age > 45 years (1 point), heart rate > 90 beats/min (1 point), male (2 points), Leucocytosis > 13,000/mm3 (1.5 points), and ultrasound gallbladder wall thickness > 4.5 mm (1 point). The prevalence of gangrenous cholecystitis was 13% in the low-probability (0–2 points), 33% in the intermediate-probability (2–4.5 points), and 87% in the high probability category (>4.5 points). A cutoff score of 2 identified 31 (69%) patients with no acute inflammation (PPV 90%). This scoring system can prioritize patients for emergent cholecystectomy based on their expected pathology.
ISSN:1687-6121
1687-630X