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Clinical Trial
. 2017 Jun 30;127(7):2697-2704.
doi: 10.1172/JCI93465. Epub 2017 Jun 19.

"VSports app下载" Nonalcoholic fatty liver disease with cirrhosis increases familial risk for advanced fibrosis

Affiliations
Clinical Trial

Nonalcoholic fatty liver disease with cirrhosis increases familial risk for advanced fibrosis

Cyrielle Caussy (VSports注册入口) et al. J Clin Invest. .

"V体育官网入口" Abstract

Background: The risk of advanced fibrosis in first-degree relatives of patients with nonalcoholic fatty liver disease and cirrhosis (NAFLD-cirrhosis) is unknown and needs to be systematically quantified VSports手机版. We aimed to prospectively assess the risk of advanced fibrosis in first-degree relatives of probands with NAFLD-cirrhosis. .

Methods: This is a cross-sectional analysis of a prospective cohort of 26 probands with NAFLD-cirrhosis and 39 first-degree relatives. The control population included 69 community-dwelling twin, sib-sib, or parent-offspring pairs (n = 138), comprising 69 individuals randomly ascertained to be without evidence of NAFLD and 69 of their first-degree relatives. The primary outcome was presence of advanced fibrosis (stage 3 or 4 fibrosis). NAFLD was assessed clinically and quantified by MRI proton density fat fraction (MRI-PDFF). Advanced fibrosis was diagnosed by liver stiffness greater than 3. 63 kPa using magnetic resonance elastography (MRE) V体育安卓版. .

Results: The prevalence of advanced fibrosis in first-degree relatives of probands with NAFLD-cirrhosis was significantly higher than that in the control population (17. 9% vs. 1. 4%, P = 0. 0032). Compared with controls, the odds of advanced fibrosis among the first-degree relatives of probands with NAFLD-cirrhosis were odds ratio 14. 9 (95% CI, 1. 8-126. 0, P = 0. 0133). Even after multivariable adjustment by age, sex, Hispanic ethnicity, BMI, and diabetes status, the risk of advanced fibrosis remained both statistically and clinically significant (multivariable-adjusted odds ratio 12. 5; 95% CI, 1. 1-146. 1, P = 0. 0438) V体育ios版. .

Conclusion: Using a well-phenotyped familial cohort, we demonstrated that first-degree relatives of probands with NAFLD-cirrhosis have a 12 times higher risk of advanced fibrosis VSports最新版本. Advanced fibrosis screening may be considered in first-degree relatives of NAFLD-cirrhosis patients. .

Ucsd irb: 140084 V体育平台登录. .

Funding: National Institute of Diabetes and Digestive and Kidney Diseases and National Institute of Environmental Health Sciences, NIH. VSports注册入口.

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Conflict of interest statement (VSports最新版本)

Conflict of interest: The authors have declared that no conflict of interest exists.

Figures (V体育2025版)

Figure 1
Figure 1. Prevalence of advanced fibrosis in first-degree relatives of patients with NAFLD-cirrhosis and NAFLD without advanced fibrosis and non-NAFLD controls.
The prevalence of advanced fibrosis assessed by MRE (>3.63 kPa), expressed as percentage of individuals with advanced fibrosis among the first-degree relatives of probands with non-NAFLD (total n = 69; blue bar), NAFLD without advanced fibrosis (total n = 25; green bar), and NAFLD with cirrhosis (total n = 39; pink bar), was 1.4%, 12%, and 18%, respectively, which was both clinically and statistically significant (*P < 0.003 by Cochran-Armitage test for trend).
Figure 2
Figure 2. Distribution of factors associated with NAFLD and fibrosis in first-degree relatives of patients with NAFLD-cirrhosis.
The prevalence of each factor is expressed as percentage of first-degree relatives of patients with NAFLD-cirrhosis and without advanced fibrosis (blue bars; total n = 32) and percentage of first-degree relatives of patients with NAFLD-cirrhosis and advanced fibrosis (pink bars; total n = 7). DM, diabetes mellitus; HTN, hypertension. *P < 0.05 by χ2 test.
Figure 3
Figure 3. Risk of advanced fibrosis in first-degree relatives of NAFLD-cirrhosis patients.
Compared with non-NAFLD controls (n = 69), the OR of cirrhosis in first-degree relatives of NAFLD-cirrhosis patients (n = 39) was 14.9 (95% CI, 1.8–126.0, P = 0.0133). The cirrhosis risk remained statistically and clinically significant after adjustment for age, sex, Hispanic ethnicity (no/yes), BMI, and diabetes, with a multivariable-adjusted OR of 12.5 (95% CI, 1.1–146.1, P = 0.0438). ORs were assessed by unadjusted and multivariable-adjusted logistic regression analyses.
Figure 4
Figure 4. Representative MRE in a proband with NAFLD-cirrhosis and her first-degree relatives.
Representative MRE map of (A) a 73-year-old female with cirrhosis diagnosed with MRE of 4.36 kPa, (B) her 69-year-old brother with cirrhosis diagnosed with MRE of 4.3 kPa, and (C) her 66-year-old sister without cirrhosis excluded with MRE of 1.82.
Figure 5
Figure 5. PNPLA3 p.I148M minor G allele frequencies.
The allele frequency of PNPLA3 p.I148M minor variant G is expressed as percentage of minor allele G in probands with NAFLD-cirrhosis (pink bar; total n = 12 alleles) compared with non-NAFLD controls (blue bar; total n = 92 alleles) and percentage of first-degree relatives of patients with NAFLD-cirrhosis (pink bar; total n = 46 alleles) compared with first-degree relatives of controls (blue bar; total n = 88 alleles). P value was determined using a Fisher exact test or a χ2 test when appropriate.

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