| lymphatic ring of cardiac part of stomach | A group of lymph nodes surrounding the cardia of the stomach. Synonym: annulus lymphaticus cardiae, cardiac lymphatic ring. (05 Mar 2000) |
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| lymphatic sarcoma | <tumour> Obsolete term for lymphosarcoma. (05 Mar 2000) |
| lymphatic sinus | The channels in a lymph node crossed by a reticulum of cells and fibres and bounded by littoral cells; there are subcapsular, trabecular, and medullary sinus's. Synonym: lymph sinus. Maier's sinus, an infundibuliform depression on the internal surface of the lacrimal sac which receives the lacrimal canaliculi. Marginal sinuses of placenta, discontinuous venous lakes at the margin of the placenta. (05 Mar 2000) |
| lymphatic stroma | The network of reticular fibres and associated reticular cells of lymphatic tissue. (05 Mar 2000) |
| lymphatic system | <anatomy> The tissues and organs (including the bone marrow, spleen, thymus and lymph nodes) that produce and store cells that fight infection and the network of vessels that carry lymph. (12 May 1997) |
| lymphatic tissue | A structure found within the lymphatic system that consists of lymphocytes within a network of fibres. (09 Oct 1997) |
| lymphatic valvule | One of the delicate semilunar valves found in lymphatic vessels; they are usually paired and similar in structure to venous valves and occur at close intervals along the vessel wall. Synonym: valvula lymphatica. (05 Mar 2000) |
| lymphatic vessel | <anatomy> Vessels that remove cellular waste from the body by filtering through lymph nodes and eventually emptying into the blood system. They are similar to blood vessels but transport lymph fluid. (14 Oct 1997) |
| lymphatic vessel tumours | Neoplasms composed of lymphoid tissue, a lattice work of reticular tissue the interspaces of which contain lymphocytes. The concept does not refer to neoplasms located in lymphatic vessels. (12 Dec 1998) |
| lymphatic vessels | The vessels that convey the lymph; they anastomose freely with each other. Synonym: vasa lymphatica, absorbent vessels, lymphatic vessels, lymphatics. (05 Mar 2000) |
| lymphaticostomy | Making an opening into a lymphatic duct. Origin: Lymphatic + G. Stoma, mouth (05 Mar 2000) |
| lymphatics | Lymphatics are small thin channels similar to blood vessels. They do not carry blood, but collect and carry tissue fluid from the body to ultimately drain back into the blood stream. (12 Dec 1998) |
| lymphatitis | Inflammation of the lymphatic vessels or lymph nodes. Origin: Lymphatic + G. -itis, inflammation (05 Mar 2000) |
| lymphatology | The study of the lymphatic system. Origin: Lymphatic + G. Logos, study (05 Mar 2000) |
| lymphatolysis | Destruction of the lymphatic vessels or lymphoid tissue, or both. Origin: Lymphatic + G. Lysis, dissolution (05 Mar 2000) |
| splenic lymph nodes | Nodes near the hilum of the spleen; they receive afferents from the spleen and stomach, and send efferents to the pancreatic-postsplenic and coeliac nodes. Synonym: nodi lymphatici splenici, nodi lymphatici lienales. (05 Mar 2000) |
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| splenic lymph nodules | Small nodular masses of lymphoid tissue attached to the sides of the smaller arterial branches. Synonym: folliculi lymphatici lienales, malpighian bodies, malpighian corpuscles, malpighian glands, malpighian nodules, splenic corpuscles, splenic lymph nodules. (05 Mar 2000) |
| nasolabial lymph node | One of the facial lymph nodes located near the junction of the superior labial and facial arteries. Synonym: nodus nasolabialis, nasolabial node. (05 Mar 2000) |
| subaortic lymph nodes | Nodes of the common iliac group located at the bifurcation of the aorta. Synonym: nodi lymphatici subaortici. (05 Mar 2000) |
| submandibular lymph nodes | Four or five nodes that lie between the mandible and the submandibular gland; they receive vessels from the face below the eye and from the tongue and drain into the superior deep cervical nodes, particularly the jugulodigastric node. Synonym: nodi lymphatici submandibulares. (05 Mar 2000) |
| submental lymph nodes | Small nodes that lie superficial to the mylohyoid muscle; they receive afferents from the lower lip, chin, and the tip of the tongue, and send efferents to the superior deep cervical nodes. Synonym: nodi lymphatici submentales. (05 Mar 2000) |
| subpyloric lymph nodes | A group of lymph nodes located below the pylorus. Synonym: nodi subpylorici, subpyloric node. (05 Mar 2000) |
| subscapular group of axillary lymph nodes | Node's of the axillary region located along the subscapular vein and its tributaries; they receive afferent vessels from the dorsal surface of the thorax and scapular region, and send efferent vessels to the central group of lymph nodes. Synonym: nodi lymphatici axillares subscapulares, posterior group of axillary lymph nodes. (05 Mar 2000) |
| superficial inguinal lymph nodes | A group of 12 to 20 nodes that lie in the subcutaneous tissue below the inguinal ligament and along the terminal part of the great saphenous vein; they drain the skin and subcutaneous tissue of the lower abdominal wall, perineum, buttock, external genitalia, and lower limb; they are subdivided into three groups: inferior (vertical) group of superficial inguinal lymph nodes, located inferior to the saphenous opening receiving drainage of the lower limb; superolateral (lateral horizontal) superfical inguinal lymph nodes located lateral to the saphenous opening receiving drainage of lateral buttock and lower anterior abdominal wall; and superomedial (medial horizontal) superficial inguinal lymph nodes, located medial to the saphenous opening, receiving drainage of the perineum and external genitalia. Synonym: nodi lymphatici inguinales superficiales. (05 Mar 2000) |
| superficial parotid lymph nodes | Several small lymph nodes located in the subcutaneous tissue in the parotid region. Synonym: nodi lymphatici parotidei superficiales. (05 Mar 2000) |
| superior gastric lymph nodes | Nodes located along the left gastric artery and its branches; they are divided into paracardial, upper and lower groups. Synonym: nodi lymphatici gastrici sinistri, superior gastric lymph nodes. (05 Mar 2000) |
| superior mesenteric lymph nodes | The numerous nodes located in the mesentery along the superior mesenteric artery; they receive lymph from the central mesenteric lymph nodes and drain into the intestinal lymph trunk. Synonym: nodi lymphatici mesenterici superiores, nodi lymphatici centrales. (05 Mar 2000) |
| superior phrenic lymph nodes | Three groups of small nodes, anterior, middle, and posterior, on the upper surface of the diaphragm; they receive afferents from the liver, diaphragm, and intercostal spaces and send efferents to parasternal and posterior mediastinal nodes. Synonym: nodi lymphatici phrenici superiores, diaphragmatic nodes. (05 Mar 2000) |
| superior rectal lymph nodes | Nodes of the inferior mesenteric group, located along the superior rectal artery. Synonym: nodi lymphatici rectales superiores. (05 Mar 2000) |
| superior tracheobronchial lymph nodes | Several large lymph nodes of the posterior mediastinal group located superior to the bronchi at their union with the trachea; receives lymph from inferior tracheobronchial lymph nodes and bronchopulmonary nodes; drain to paratracheal nodes. Synonym: nodi lymphatici tracheobronchiales superiores. (05 Mar 2000) |