Nonocclusive thrombus in the main portal vein icd 10 July 8, 2019 16 32 64 128 Nonocclusive thrombus within the main portal vein icd 10 Thrombosis vena porta icd 10 Portal vein thrombus icd 10 Icd 9 codes portal vein thrombosis Portal vein thrombosis icd 9 Veno occlusive disease icd 10