Quantification of fibrosis by collagen proportionate area predicts hepatic decompensation in hepatitis C cirrhosis. Issue 5 (11th January 2015)

• Record Type: Journal Article
• Authors: Calvaruso, V.; Di Marco, V.; Bavetta, M. G.; Cabibi, D.; Conte, E.; Bronte, F.; Simone, F.; Burroughs, A. K.; Craxì, A.
• Is Part Of: Alimentary pharmacology & therapeutics. Volume 41:Issue 5(2015)
• Page Start: 477
• Page End: 486
• Publication Date: 2015-01-11
• Subjects: Digestive organs -- Diseases -- Treatment -- Periodicals; Digestive organs -- Effect of drugs on -- Periodicals; Gastrointestinal system -- Diseases -- Treatment -- Periodicals; Gastrointestinal system -- Effect of drugs on -- Periodicals; 615.73
• DOI: 10.1111/apt.13051
• Languages: English
• ISSNs: 0269-2813

Abstract

<abstract abstract-type="main" id="apt13051-abs-0001"> <title>Summary</title> <sec id="apt13051-sec-0001" sec-type="section"> <title>Background</title> <p>It is unclear whether the course of cirrhosis and its prognosis are related to the amount of collagen in the liver.</p> </sec> <sec id="apt13051-sec-0002" sec-type="section"> <title>Aim</title> <p>To determine whether fibrosis, assessed by collagen proportionate area (CPA) in patients with compensated cirrhosis, is associated with the presence of oesophageal varices, and predict disease decompensation during the follow‐up period.</p> </sec> <sec id="apt13051-sec-0003" sec-type="section"> <title>Methods</title> <p>We prospectively evaluated 118 consecutive patients with compensated cirrhosis to correlate fibrosis, assessed by CPA in liver biopsies, with the presence of oesophageal varices (OV) and with the rate of liver decompensation (LD) development during a median follow‐up of 72 months.</p> </sec> <sec id="apt13051-sec-0004" sec-type="section"> <title>Results</title> <p>At baseline 38 (32.2%) patients had OV and during the follow‐up (median 72 months, IQR 47–91), 17 patients (14.4%) developed LD. The mean CPA value was different in patients with and without OV (14.8 ± 5.9% vs. 21.6 ± 9.5%, <italic>P</italic> < 0.001). The best CPA cut‐off for OV by area under the receiver operating characteristic (AUROC) was ≥14% and with multivariate logistic analysis CPA was the only variable associated with OV (OR: 28.32, 95% CI: 6.30–127.28; <italic>P</italic> < 0.001). By AUROC analysis the best CPA cut‐off to predict LD was 18.0%. By Cox regression multivariate analysis CPA ≥18% (HR: 3.99, 95% CI: 1.04–11.45; <italic>P</italic> = 0.036), albumin (HR: 0.12, 95% CI: 0.04–0.43; <italic>P</italic> = 0.001) and presence of OV (HR: 8.15, 95% CI: 2.31–28.78; <italic>P</italic> = 0.001) were independently associated with LD.</p> </sec> <sec id="apt13051-sec-0005" sec-type="section"> <title>Conclusion</title> <p>Quantification of fibrosis by collagen proportionate area allows identification of patients with compensated HCV cirrhosis with a higher likelihood of clinically relevant portal hypertension and a higher risk of decompensation.</p> </sec> </abstract>