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Hyposplenism is used to describe reduced ('hypo-') splenic functioning, but not as severely affected as with asplenism. Functional asplenia occurs when splenic tissue is present but does not work well (e.g. sickle-cell disease, polysplenia) – such patients are managed as if asplenic – while in anatomic asplenia, the spleen itself is absent.
The spleen is an important immunological organ that acts as a filter for red blood cells, triggers phagocytosis of invaders, and mounts an immunological response when necessary. [2] Lack of a spleen, called asplenia, can occur by autosplenectomy or the surgical counterpart, splenectomy. Asplenia can increase susceptibility to infection. [3]
The spleen is an organ within the lymphatic system and its primary function is to filter blood. However, the spleen also plays a key role in immune responses as it detects pathogens within the blood and secretes phagocytes to fight potential infection. Without these immune functions, individuals with isolated congenital asplenia are extremely ...
Howell–Jolly bodies are seen with markedly decreased splenic function. Common causes include asplenia (post-splenectomy) or congenital absence of spleen (right atrial appendage isomerism). Spleens are also removed for therapeutic purposes in conditions like hereditary spherocytosis , trauma to the spleen, and autosplenectomy caused by sickle ...
Splenomegaly is an enlargement of the spleen. [1] The spleen usually lies in the left upper quadrant (LUQ) of the human abdomen.Splenomegaly is one of the four cardinal signs of hypersplenism which include: some reduction in number of circulating blood cells affecting granulocytes, erythrocytes or platelets in any combination; a compensatory proliferative response in the bone marrow; and the ...
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The spleen is an important organ in regard to immunological function due to its ability to efficiently destroy encapsulated bacteria. Therefore, removal of the spleen runs the risk of overwhelming post-splenectomy infection , a medical emergency and rapidly fatal disease caused by the inability of the body's immune system to properly fight ...
A Florida surgeon mistakenly removed a man’s liver instead of his spleen, causing him to die on the operating table, a lawyer for the man’s widow alleges. ... "Patient safety is and remains ...