2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Other Diseases Of Digestive System 570-579 > Liver Abscess And Sequelae Of Chronic Liver Disease 572.* > 2006 ICD-9-CM Diagnosis 572.3 Portal hypertension View the most recent version of ICD-9-CM 572.3 Abnormal increase of resistance to blood flow within the hepatic PORTAL SYSTEM, frequently seen in LIVER CIRRHOSIS and conditions with obstruction of the PORTAL VEIN. 572.3 is a specific code that can be used to specify a diagnosis 572.3 contains 1 index entry View the ICD-9-CM Volume 1 572.* hierarchy  Index entries containing 572.3: Increase, increased venous pressure 459.89 portal 572.3