Liver Biomarkers in Anorexia Nervosa

Inclusion Criteria : * Patient over 15 years old * Diagnosis of Restricted Eating Disorders including Anorexia Nervosa according to the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) * Admission to the endocrinology, diabetology and nutrition department of the Nantes University Hospital. Exclusion Criteria : * Chronic active viral hepatitis * Hemochromatosis * Other genetic, autoimmune, toxic or drug-induced hepatitis * Treatment with a drug known to induce fatty liver disease (amiodarone, carbamazepine, tamoxifen, valproate, clozapine, anti-retrovirals) unless the dose has been stable for ≥ 3 months * Excessive alcohol consumption (≥ 30 grams per day in men, ≥ 20 grams per day in women)