Portal vein thrombosis in cirrhotic patients - it is always the small pieces that make the big picture

Table 1 Portal vein thrombosis - Baveno VI - classification[8]

Site of PVT	Type 1: Only trunk
	Type 2: Only branch: 2a - one branch, 2b - both branches
	Type 3: Trunk and branches
Presentation	R: Recent
	Ch: Chronic
Type of underlying liver disease	C: Cirrhotic
	N: Non-cirrhotic liver disease
	H: HCC and other local malignancies
	L: Post-liver transplant
	A: Absence of underlying liver disease
Degree of portal venous system occlusion	I: Incomplete: Flow visible in PV lumen through imaging
	T: Total: No flow visible in PV lumen on imaging
Extent of PV system occlusion	Splenic vein (S)
	Mesenteric vein (M)
	Both (SM)

PVT: Portal vein thrombosis; HCC: Hepatocellular carcinoma; PV: Portal vein.