Screening in Primary Care of Advanced Liver Fibrosis in NAFLD and/or Alcoholic Patients

Inclusion Criteria: * NAFLD and/or ALD patient defined by at least 1 of the following criteria: * Excessive alcohol consumption: higher than 210 g / week (men), or 140 g / week (women) * Type 2 diabetes * at least 2 metabolic factors among BMI higher than or equal to 25 kg / m 2; Elevated blood pressure (antihypertensive drug, or systolic blood pressure higher than or equal to 130mmHg, or diastolic blood pressure higher than or equal to 85mmHg), Dyslipidemia (lipid-lowering drug, or HDL cholesterol lower to 40mg/dl (men) / 50mg/dl (women), or triglycerides higher than or equal to150mg/dl); Hyperferritinemia (higher than upper limit of normal from the laboratory) * Bright liver at ultrasonography without steatosis-inducing drug(systemic corticosteroids, tamoxifen, amiodarone, methotrexate) Following a protocol amendment, the 3 last investigating primary care centres will include NAFLD and/or ALD patients according to these updated criteria: * Excessive alcohol consumption: \>210 g/week in men or \>140 g/week in women, * AND/OR type 2 diabetes treated with insulin and/or at least two other anti-diabetic treatments, * AND with the following stratification: 30% with excessive alcohol consumption 65% with type 2 diabetes treated with insulin and/or at least two other anti-diabetic treatments 5% with both conditions (excessive alcohol consumption, AND type 2 diabetes treated with insulin and/or at least two other anti-diabetic treatments) * Patient's agreement to have a blood sample collected in a local laboratory participating in the study * Subjects covered by or having the rights to medical care assurance * Written informed consent obtained from subject Exclusion Criteria: * Already ongoing specialized follow-up for a chronic liver disease * Altered health status with poor short-term prognosis, not compatible with a screening procedure * Decompensated cirrhosis (hepatic encephalopathy, jaundice, ascites, variceal bleeding, hepatorenal syndrome) * Acute infection * Pregnancy, breastfeeding * Persons in detention by judicial or administrative decision * Person admitted to a health or social establishment for purposes other than research * Person subject to a legal protection measure * Person unable to express consent