Study of the Drivers of Late Diagnosis of Alcohol Related Diseases, Alone or in Combination With Metabolic Dysfunconal Associated Fatty Liver Disease, Implementation and Evaluation of Itnerventions to Reduce Its Burden.

Never decompensated patients with ArLD suspicion * Age over 30 * Diagnosis of AUD identified by the AUDIT test or excessive alcohol consumption, i.e., suspicion of current or recent (within one year) AUD or persistent alcohol intake of more than 40 g/daily for women and 60 g/daily for men based on medical history or self-reported history of excessive alcohol use, stigmata of alcohol use on physical exam, liver chemistry abnormalities, and/or alcohol-induced organ involvement other than decompensated liver disease * Alanine (ALT) and aspartate aminotransferases (AST) \<5 times upper normal limit * Bilirubin \<3 mg/dL or/and * AST/ALT ratio \>1.5 or/and * GGT \>100 mg/dL • Patients with a past history of decompensated advanced liver disease (i.e., episodes of jaundice, ascites, hepatic encephalopathy, variceal bleeding, hepatorenal syndrome) or known HCC * Patients with severe extrahepatic disease or terminal illness Young patients with risk alcohol intake and without liver disease * Age between 18-30 years * Diagnosis of AUD identified by the AUDIT test or for whom there is a high suspicion of current or recent (within one year) AUD or persistent alcohol intake of more than 40 g/daily for women and 60 g/daily for men based on medical history or self-reported history of excessive alcohol use, stigmata of alcohol use on physical exam and/or alcohol-induced organ involvement other than decompensated liver disease * Normal liver test including AST, ALT, bilirubin and GGT. • Patients with a past history of decompensated advanced liver disease (i.e., episodes of jaundice, ascites, hepatic encephalopathy, variceal bleeding, hepatorenal syndrome) or known HCC * Patients with severe extrahepatic disease or terminal illness Previously or currently decompensated patients • Age over 30 * Diagnosed ALD with a current or previous liver-related decompensation (i.e., ascites or edemas, hepatic encephalopathy, hepatocellular carcinoma, upper gastrointestinal bleeding, spontaneous bacterial peritonitis or alcoholic hepatitis) • Terminal illness with less than 6 months live expectancy (except advanced hepatocellular carcinoma) * Previous liver transplant recipient Patients without significant liver disease * Age over 30 * Alcohol intake of \<10g per day without current or previous AUD or heavy alcohol intake • Significant liver pathology MASLD patients with a maximum alcohol intake of 20g per day. * Age over 30 * Alcohol intake (\<20g/day in women and \<30g/day in men), * Patients with obesity and/or diabetes mellitus type 2 and/or metabolic syndrome defined by the presence of two or more of the Eslam et al. criteria. • Patients with a past history of decompensated advanced liver disease (i.e., episodes of jaundice, ascites, hepatic encephalopathy, variceal bleeding, hepatorenal syndrome) or known HCC * Patients with severe extrahepatic disease or terminal illness