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What is Cantlie’s lineQ?
- Cantlie’s line describes a 75 angle with a horizontal planeQ
- It extends from the gallbladder fossa to the left side of the IVCQ.
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What is Portal Triad Relations?
- • CBD laterallyQ
- • Portal vein posteriorlyQ
- • Hepatic artery mediallyQ
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What is Mickey Mouse View?
The ultrasound image of hepatic artery, bile duct and portal vein is in a configuration, referred as Mickey Mouse ViewQ
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Location of Caudate lobe (segment I)?
It lies between the left portal vein and the IVC and extends to the hepatic venous confluenceQ.
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Unique features of Caudate lobe?
- • It receives blood supply from both the right and left portal pediclesQ
- • Bile drain into both right and left hepatic ductQ
- • Venous drainage is directly into IVCQ
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What are Kupffer cells?
These are the cells derived from the macrophage-monocyte system, line line the sinusoids
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What are Hepatic Stellate Cells?
- Hepatic stellate cells / Ito cells are cells high in lipid content Q
- Found in the space of DisseQ
- Major function: Vitamin A storage and synthesis of extracellular collagenQ
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• Right and left halves of the liver is delineated by?
Plane through the MHV and IVCQ.
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Right portal fissure contains?
RHVQ, Right portal fissure describe an angle of 40 degree with the transverse planeQ.
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Left portal fissure contains?
LHV
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Sectors in the right lobe?
- −− Anteromedial sector: Segment V anteriorly and segment VIII posteriorlyQ
- −− Posterolateral sector: Segment VI anteriorly and segment VII posteriorlyQ
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Sectors in the left lobe?
- −− Anterior sector is divided by the umbilical fissure into segment IV and segment IIIQ
- −− Posterior sector is comprised of only one segment, segment II Q,
- the only sector composed of a single segment)Q
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Content of Umbilical fissure?
It is not a scissuraQ, does not contain a hepatic vein, but contains the left portal triad.
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What is Falciform Ligament?
- The plane passing through the falciform ligament passes through the left lobe
- It divides the left lobe into a medial segment (segment IV) and lateral segment (segment II and III)Q
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Other name for segment I and segment IV?
- Segment I: Caudate lobeQ
- Segment IV: Quadrate lobeQ
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What is Weight of liver?
- 1800 gm in men and 1400 gm in womenQ
- Account for 4% of body weight, consumes about 28% of total body blood flow and 20% of the total oxygen consumed by the bodyQ
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Total blood flow in liver?
1.5 L/minQ
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Storage of glycogen in liver?
Maximum of 65 gm of glycogen/kg of liver tissueQ.
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Free hepatic vein pressure?
1-2 mm HgQ
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Normal portal and hepatic vein pressure?
5-10 mm HgQ.
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Rate of blood supply by Hepatic artery and portal vein?
- Hepatic artery - 30 mL/min per 100 gm of liver tissue, 25% of total flow in liver
- Portal vein - 90 mL/min per 100 gm liver tissue, 75% of total flow in liver
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Formation of Fascial plates of Liver Hilus?
- • The fascial plate is formed by: cystic, hilar and umbilical plate Q
- • Hepatic veins lack endoabdominal fascial investment Q
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