9 Dic SEGMENTACIÓN HEPÁTICA INTRODUCCIÓN El conocimiento de la segmentación hepática en los diferentes métodos resulta imprescindible. 14 Mar Transcript of SEGMENTACIÓN HEPÁTICA. SEGMENTACIÓN HEPÁTICA FACULTAD DE MEDICINA BUAP SÁNCHEZ RODRÍGUEZ MARIANA. Segmentación – Download as PDF File .pdf) or read online.

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Synonyms or Alternate Spellings: A firewall is blocking access to Prezi content. Liver segments Couinaud classification of liver segments Hepatic segments Segmental liver anatomy Hepatic segmental anatomy Liver segmental anatomy Couinaud classification.

Cancel Reply 0 characters used from the allowed. Here another illusration of the functional segmental liver anatomy. Hence for the liver to remain viable, resections occur along the hepatic veins and portal veins in the planes that define the boundaries of these segments. The numbering of the segments is in a clockwise manner.

Due to a different blood supply the caudate lobe is spared from the disease process and hypertrophied to compensate for the loss of normal liverparenchyma. The illustration above is a schematic presentation of the liver segments.

This segmentation is based on the distribution heparica the hepatic portal veins, arteries and ducts: Couinaud divided the liver into a functional left and right liver by a main portal scissurae containing the middle hepatic vein. Sin embargo, esto puede afectar la calidad de su experiencia de usuario al limitar sus posibilidades, ya que algunas partes del sitio pueden dejar de funcionar correctamente.

Middle hepatic vein divides the liver into right and left lobes or right and left hemiliver. Read it at Google Books – Find it at Amazon 2. The middle hepatic vein also demarcates the true right and left lobes. Present to your audience Start remote presentation.


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The fissure for the ligamentum teres also separates the medial and lateral segments. The right lobe is further divided into an anterior and posterior segment by the right hepatic vein.

The division of the liver into self-contained units allows the surgical resection of individual segments and sections two or more adjacent segments without damaging those hepayica remaining. Each segment has its own vascular inflow, outflow and biliary drainage. Do you really want to delete this prezi? Send the link below via email or IM Copy. The hepatic segmentation lobes, parts, divisions and segments is the oganization of heptica liver into parts, divisions and segments.

Houston, we have a problem! Each hepatic vein therefore drains multiple adjacent segments, those that are bounded by the hepatic vein. In reality however the proportions are different.

A ‘handy’ mnemonic exists to remember the segments. Although segment IV is part of the left hemiliver, it is situated more to the right. Present to your audience Start remote presentation. The left portal vein is at a higher level than the right portal vein.

Anatomy of the liver segments

Check out this article to learn more or contact your system administrator. This is heptica transverse image at the level of the left portal vein. This is known as Cantlie’s line. Thieme Atlas of Anatomy. Superior subsegment of the posterior segment VIII: At the level of the splenic vein, which is below the level of the right portal vein, only the inferior segments are visible. Hepaitca portal vein divides the liver into upper and lower segments.


The medial segment is also called the quadrate lobe. This CT-image is of a patient with liver cirrhosis with extreme atrophy of the right lobe, normal volume of the left lobe and hepwtica of the caudate lobe. At the apex a single segmental branch of the portal vein, hepatic artery and bile duct enter; whereas along the boundaries of each segment there is venous outflow through the hepatic veins so that a hepatic hepztica drains two adjacent segments and each segment has multiple draining hepatic veins.

The Couinaud classification pronounced kwee-NO is currently the most widely used system to describe functional liver anatomy. Superior subsegment of the lateral segment III: In the periphery of each segment there is vascular outflow through the hepatic veins.

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Comments 0 Please log in to add your comment. The left and right portal veins branch superiorly and inferiorly to project into the center of each segment. A horizontal plane further divides segmentacoin liver, known as the portal plane where the portal vein bifurcates and becomes horizontal, dividing each section or sector of the liver into superior and inferior segments: