What is segment 6 of the liver?

What is segment 6 of the liver?

segment 6 (VI) is located below the portal plane to the right of the right hepatic vein. segment 7 (VII) is located above the portal plane to the right of the right hepatic vein. segment 8 (VIII) is located above the portal plane between the middle and right hepatic veins.

What is segment 4 of the liver?

Segment IV is the medial segment of the left lobe. Segments II, III, and IV collectively make up the functional left lobe of the liver. The functional right lobe of the liver is made up of segments V and VIII, the anterior segments, and segments VI and VII, the posterior segments.

Where is Segment 2 in the liver?

The left lobe includes segment 2,3 and 4.

Where is Segment 3 of the liver?

Segments II and III lie medial to the falciform ligament with II superior to the portal venous supply and III inferior. Segment IV lies lateral to the falciform ligament and is subdivided into IVa (superior) and IVb (inferior).

What liver segment is the gallbladder in?

The gallbladder straddles the undersurfaces of liver segments IVB and V. There is an H-shaped fissure on the inferior surface of the liver. The right vertical arm of the H is formed by the gallbladder anteriorly and the inferior vena cava (IVC) posteriorly; it is incomplete, with the caudate process between the two.

How many segments are there in liver?

The liver has eight segments, which are referred to by numbers or by names. The numbering of the segments is done in a counterclockwise manner with the liver being viewed from the inferior surface, starting from Segment I (the caudate lobe).

What are the 8 lobes of the liver?

Lobes of liver

• Right lobe of liver.
• Left lobe of liver.
• Quadrate lobe of liver.
• Round ligament of liver.
• Falciform ligament.
• Caudate lobe of liver.
• Inferior vena cava.
• Common bile duct.

Is caudate lobe part of left lobe?

The lateral sector of the left lobe contains segments II and III. The caudate lobe (segment I) lies in the lesser sac on the inferior surface of the liver between the IVC on the right, the ligamentum venosum on the left, and the porta hepatis in front (see the image below).

What is Section 5 of the liver?

segment 5 (V) is located below the portal plane between the middle and right hepatic veins. segment 7 (VII) is located above the portal plane to the right of the right hepatic vein. segment 8 (VIII) is located above the portal plane between the middle and right hepatic veins.

Is the liver divided into segments?

The Couinaud classification divides the liver into 8 functional segments. The hepatic veins are found at the periphery of each segment, whereas the center has branches of the portal veins, hepatic arteries, and bile ducts. The middle hepatic vein divides the liver into left and right lobes.