There are clear rules regarding who can be a donor for liver transplantation. These rules are listed as follows: Persons with non-compliance of AB0 blood type (except in emergencies) Those over the age of 60, under the age of 18 Non volunteers Overweight people People with psychiatric disorders Alcohol and substance addicts People diagnosed with cancer Chronic hepatitis (viral, autoimmune, metabolic, cryptogenic) patients AIDS patients Those with heart, lung and neurological diseases Uncontrolled diabetes patients Bleeding disorders, those detected to be fatty liver by biopsy Those with liver volume deficiency Pregnant woman