ICD-9-CM 571.6 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 571.6 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
A form of biliary cirrhosis in which small intrahepatic ducts are destroyed while the major intra and extra hepatic ducts remain patent; most patients are middle aged females and have circulating antimitochondrial antibodies
Cirrhosis of the liver caused either by destruction of the intrahepatic bile ducts (primary biliary cirrhosis) or blockage of the extrahepatic bile ducts (secondary biliary cirrhosis)
Fibrosis of the hepatic parenchyma due to obstruction of bile flow (cholestasis) in the intrahepatic or extrahepatic bile ducts (bile ducts, intrahepatic; bile ducts, extrahepatic). Primary biliary cirrhosis involves the destruction of small intra-hepatic bile ducts and bile secretion. Secondary biliary cirrhosis is produced by prolonged obstruction of large intrahepatic or extrahepatic bile ducts from a variety of causes