Video Vignettes: Through Their Own Eyes: Rare Autoimmune Liver Diseases By Kathleen Hoffman, PhD, MSPH The liver has been called a forgiving organ because of its capacity to regenerate. However, chronic unrelenting damage over years can overwhelm its regenerative abilities, resulting in permanent scarring. Well-known risk factors-being overweight, alcohol abuse, viral infections like Hepatits-C--make cirrhosis of the liver the seventh leading cause of death in the US, affecting an estimated 1 in 400 adults. 1 Yet, a small number of cirrhosis cases are caused by three rare autoimmune diseases,  autoimmune hepatitis (AIH), primary biliary cholangitis (PBC) and [...]