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2008 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.* > 2008 ICD-9-CM Diagnosis 571.49 Other chronic hepatitis An aggressive form of chronic hepatitis involving extensive liver damage and cell injury beyond the portal tract. 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. 571.49 is a specific code that can be used to specify a diagnosis 571.49 contains 16 index entries View the ICD-9-CM Volume 1 571.* hierarchy 571.49 also known as: Chronic hepatitis: active aggressive Recurrent hepatitis Index entries containing 571.49: Bearn-Kunkel (-Slater) syndrome (lupoid hepatitis) 571.49 Hepatitis 573.3 autoimmune 571.49 chronic 571.40 active 571.49 viral - see Hepatitis, viral aggressive 571.49 fibrous (chronic) 571.49 acute 570 hypertrophic (chronic) 571.49 acute 570 interstitial (chronic) 571.49 acute 570 lupoid 571.49 plasma cell 571.49 postnecrotic 571.49 recurrent 571.49 Waldenström's (lupoid hepatitis) 571.49 Kunkel syndrome (lupoid hepatitis) 571.49 Syndrome - see also Disease Bearn-Kunkel (-Slater) (lupoid hepatitis) 571.49 Kunkel (lupoid hepatitis) 571.49 Waldenström's hepatitis (lupoid hepatitis) 571.49