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2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Circulatory System 390-459 > Diseases Of Veins And Lymphatics, And Other Diseases Of Circulatory System 451-459 > Varicose Veins Of Other Sites 456.* > 2008 ICD-9-CM Diagnosis 456.2 Esophageal varices in diseases classified elsewhere  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 456.2 can be accessed here. 456.2 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 456.* hierarchy Code first underlying disease, as: cirrhosis of liver (571.0-571.9) portal hypertension (572.3)