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Figure 1 | World Journal of Surgical Oncology

Figure 1

From: Surgical treatment for hepatocellular carcinoma with portal vein tumor thrombus: a novel classification

Figure 1

Different classifications of PVTT. (A), (B), and (C) belong to group A; (D) and (E) belong to group B. (A) Tumor thrombi involving the main portal vein trunk, the left portal vein and the right portal vein; (B) tumor thrombi involving the main portal vein trunk; (C) tumor thrombi involving both the left and right portal veins; (D) tumor thrombi involving only the right branch of portal vein; and (E) tumor thrombi involving only the left branch of portal vein. PV, portal vein; PVTT, portal vein tumor thrombus.

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