Better surgical treatment method for hepatocellular carcinoma with portal vein tumor thrombus

Table 1 Clinical characteristics of the three cases

Gender	Age	HBV	Tumor location	Tumor size	PVTT classification	Operation	Pre-optreatment	Post-optreatment	Tumor recurrence	Survival time (mo)
M	40	+	Right liver	8 cm × 6 cm	Type IV or Vp4 (right branch extending to the main PV)	Thrombectomy and right hemihepatectomy	TACE (once)	TACE (4 times)	No	162 (still alive)
M	52	+	Right liver	6 cm × 6 cm	Type III or Vp4 (left and right branch)	Thrombectomy and right hemihepatectomy	TACE (once)	TACE (twice)	No	108 (still alive)
M	50	+	Left liver	20 cm × 16 cm	Type IV or Vp4 (left branch and main PV)	Thrombectomy and left hemihepatectomy	No	TACE (once)	No	55 (still alive)

M: Male; HBV: Hepatitis B virus; TACE: Transcatheter arterial chemoembolization; PV: Portal vein; PVTT: Portal vein tumor thrombus.