The spleen is the largest collection of lymphoid tissue in the body. It is normally palpable in preterm infants, in 30% of normal, full-term neonates, and in 5% to 10% of infants and toddlers. A spleen easily palpable below the costal margin in any child over the age of three to four years should be considered abnormal until proven otherwise.

2021年12月13日 · The spleen is part of your body’s lymphatic system. The lymphatic system helps remove cellular waste, maintain fluid balance, and make and activate infection-fighting white blood cells for the ...

The spleen is a small organ inside your left rib cage, just above the stomach. It’s part of the lymphatic system (which is part of the immune system). The spleen stores and filters blood and makes white blood cells that protect you from infection.

2023年11月3日 · The spleen is the largest organ of your lymphatic system, a subdivision of the immune system. Its network of trabeculae, blood vessels and lymphoid tissue provides an environment in which white blood cells ( lymphocytes ) proliferate while old damaged red blood cells (erythrocytes) are recycled.

2025年2月13日 · The spleen is an organ located in the upper left abdomen, and is roughly the size of a clenched fist. In the adult, the spleen functions mainly as a blood filter, removing old red blood cells. It also plays a role in both cell-mediated and humoral immune responses.

2023年2月14日 · The spleen filters the blood, removing old or unwanted cells and platelets. As blood flows into the spleen, it detects any red blood cells that are old or damaged.

2023年5月1日 · The spleen is the largest secondary lymphoid organ in an adult human. As a reservoir for blood, the spleen weights about 100 g. The organ can respond to sympathetic stimulation by contracting its fibroelastic capsule and trabeculae to increase systemic blood supply. In particular, this vital function takes place during hemorrhage.

2023年7月24日 · The spleen is the largest organ of the lymphatic system positioned between the fundus of the stomach and the diaphragm in the left hypochondriac region of the abdominal cavity, relatively below the left costal margin between the ninth and 11th ribs. The spleen is spongy and appears reddish purple on account of it being densely vascularized.

2025年3月10日 · The spleen is an organ shaped like a shoe that lies relative to the 9th and 11th ribs and is located in the left hypochondrium and partly in the epigastrium. Thus, the spleen is situated...

2005年8月1日 · Located in the abdomen, directly beneath the diaphragm, and connected to the stomach, the spleen is the body's largest filter of the blood 1, 2. In essence, the spleen is organized as a 'tree'...