2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Other Diseases Of Digestive System 570-579 > Chronic Liver Disease And Cirrhosis 571.* > 2006 ICD-9-CM Diagnosis 571.40 Chronic hepatitis unspecified View the most recent version of ICD-9-CM 571.40 INFLAMMATION of the LIVER with ongoing hepatocellular injury for 6 months or more, characterized by NECROSIS of HEPATOCYTES and inflammatory cell (LEUKOCYTES) infiltration. Chronic hepatitis can be caused by viruses, medications, autoimmune diseases, and other unknown factors. 571.40 is a specific code that can be used to specify a diagnosis 571.40 contains 3 index entries View the ICD-9-CM Volume 1 571.* hierarchy  Index entries containing 571.40: Hepatitis 573.3 catarrhal (acute) 070.1 chronic 571.40 chronic 571.40 active 571.49 viral - see Hepatitis, viral aggressive 571.49 persistent 571.41 viral - see Hepatitis, viral Inflammation, inflamed, inflammatory (with exudation) liver (capsule) (see also Hepatitis) 573.3 chronic 571.40