Spleen The spleen embodies the basic structure of a lymph node and can be regarded as a modified, enlarged lymph node inserted into the blood flow. The spleen is the largest lymphoid organ in the body. rigidity to the spleen. In essence, the spleen is organized as a ‘tree’ of branching arterial vessels, in which the smaller arterioles end in a VENOUS SINUSOIDAL SYSTEM. (right). The other side of the spleen is divided by a ridge into two regions: an anterior gastric portion, and a posterior renal portion. Located in the abdomen, directly beneath the dia-phragm, and connected to the stomach, the spleen is the body’s largest filter of the blood1,2. Spleen anatomy 1. The spleen is underneath the left part of the diaphragm, and has a smooth, convex surface that faces the diaphragm.It is underneath the ninth, tenth, and eleventh ribs. B6C3F1 mouse, female, 20 weeks old (left) and F344/N rat, male, 12 weeks old. The hilum can be found on the inferomedial part of the gastric impression (see the image above). WebMD's Spleen Anatomy Page provides a detailed picture, definition, and information about the spleen. The splenic artery courses superior and anterior to the splenic vein, along the supe-rior edge of the pancreas. The spleen’s primary functions are to filter the blood and help defend the body against pathogens. Anatomy dissection performed by Dr. Satheesha Nayak B, Professor at Department of Anatomy of Melaka Manipal Medical College MMMC (MAHE), Manipal, India. Spleen anatomy. A sound appreciation of the topographical, vascular and ductal anatomy of the pancreas is fundamental to the successful surgical management of pancreatic cancers, congenital malformations of the pancreas and various surgical complications of acute pancreatitis. • 2nd lymphoid organ ,Oval in shape, 7 -14cm in length and 150 -200 grams in weight. • Lies just beneath the left half of the diaphragm close to 9 ,10 and 11 ribs and on the left side of abdomen. Unlike lymph nodes, the spleen has no afferent lymphatics and no lymphatic sinus system, and the lymphatic tissue of the spleen is not arranged into a cortex and medulla. Splenic Vascular Anatomy The splenic artery supplies the spleen and sub-stantial portions of the stomach and pancreas (Fig 1) (1). Learn about its function, location in the body, and conditions that can affect the spleen. These functions are carried out by the 2 main compartments of the spleen, the wh … • Pleural cavity separates spleen and diaphragm from the rib. This image shows different surfaces and impressions caused by different organs in relation to the spleen's hilum. Hilum. Anatomy of Spleen – General Information, Location, Shape, Structure, Relations & Vasculature || Edulesson. Near the splenic hilum, … Anatomy. In this article, we will explain its anatomy, what it … The spleen is the largest secondary immune organ in the body and is responsible for initiating immune reactions to blood-borne antigens and for filtering the blood of foreign material and old or damaged red blood cells. View Media Gallery. Abhishek jha 2. The Surgeon and the Spleen ITP – Low platelet, normal bone marrow, abscess of other causes – Increased platelet destruction mediated by autoantibodies to platelet membrane antigens that results in platelet phagocytosis by the spleen – 72% pts >10yrs are …
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