Royal Free Disease is a rare condition that is also known as autoimmune hepatitis. This condition is characterized by the inflammation of the liver, which can lead to severe liver damage if left untreated. There are several synonyms for this condition, including autoimmune liver disease, autoimmune hepatitis, and chronic active hepatitis. Other terms that may be used to describe Royal Free Disease include autoimmune chronic hepatitis, autoimmune liver injury, and autoimmune liver inflammation. While these terms all refer to the same condition, healthcare professionals may use different terminology based on their specialty and training. Ultimately, regardless of the term used, early diagnosis and treatment are essential for managing the symptoms and preventing serious complications.