The Spleen (Anatomy of the Abdomen)

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Spleen (Page 204) Dr.Sherif Fahmy

Transcript of The Spleen (Anatomy of the Abdomen)

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Spleen(Page 204)Dr.Sherif Fahmy

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Site, Size & Surface AnatomyDr.Sherif Fahmy

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Diaphragm

SpleenStomach

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Features•1- Ends: Anterior & Posterior.•2- Borders: Upper & Lower.•3- Surfaces: Diaphragmatic &

Visceral.

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Posterior (medial) end

Anterior (lateral) end

Upper border

Lower borderDr.Sherif Fahmy

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Blood SupplyDr.Sherif Fahmy

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Dr. Sherif FahmyCoeliac trunk

Splenic artery

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Splenic veinPortal vein

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Lymph DrainageDr.Sherif Fahmy

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Pancreatico-splenic lymph nodes

Coeliac lymph nodes

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Peritoneal CoveringsDr.Sherif Fahmy

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Phrenico-colic ligament

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Factors supporting spleen in position

1- Peritoneal ligaments.2- Intra-abdominal pressure.3- Contact with surrounding organs.

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Functions of Spleen1- Reservoir of blood and iron.2- Destruction of old red blood cells.3- Formation of red blood cells during intra-uterine life till the 5th month of intrauterine life.

Dr.Sherif Fahmy

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Applied Anatomy1- Common causes of splenic enlargement?2- Spleen can be felt below costal margin after being enlarged 3 times its normal size.3- Spleen enlarge downwards and to the right due to presence of phrenico-colic ligament.

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