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Superficial lymph glands and lymphatic vessels of head and neck. (Superficial cervical labeled at center left.) The superficial cervical lymph nodes are lymph nodes that lie near the surface of the neck. Some sources state simply that they lie along the external jugular vein, [1] while other sources state that they are only adjacent to the ...
Follicular hyperplasia. Follicular hyperplasia (FH) is a type of lymphoid hyperplasia and is classified as a lymphadenopathy, which means a disease of the lymph nodes. It is caused by a stimulation of the B cell compartment and by abnormal cell growth of secondary follicles. This typically occurs in the cortex without disrupting the lymph node ...
Lymphangitis is an inflammation or an infection of the lymphatic channels [2] that occurs as a result of infection at a site distal to the channel. It may present as long red streaks spreading away from the site of infection. It is a possible medical emergency as involvement of the lymphatic system allows for an infection to spread rapidly.
Lymph nodes may become enlarged in malignant disease. This cervical lymphadenopathy may be reactive or metastatic. [1] Alternatively, enlarged lymph nodes may represent a primary malignancy of the lymphatic system itself, such as lymphoma (both Hodgkin's and non-Hodgkin's), [6] lymphocytic leukemia, [1] Lymphadenopathy that lasts less than two weeks or more than one year with no progressive ...
For lymph nodes near the cervix, see External iliac lymph nodes and Inguinal lymph nodes. Cervical lymph nodes are lymph nodes found in the neck. Of the 800 lymph nodes in the human body, 300 are in the neck. [ 4 ] Cervical lymph nodes are subject to a number of different pathological conditions including tumours, infection and inflammation.
Superior deep cervical lymph nodes situated in a triangular region bounded by the posterior belly of the digastric muscle, the facial vein, and the internal jugular vein form a subgroup - the jugulodigastric group. The group consists of a single large lymph node and multiple smaller lymph nodes. It is particularly involved in the drainage of ...
Hodgkin lymphoma (HL) is a type of lymphoma in which cancer originates from a specific type of white blood cell called lymphocytes, where multinucleated Reed–Sternberg cells (RS cells) are present in the patient's lymph nodes. [2][8] The condition was named after the English physician Thomas Hodgkin, who first described it in 1832. [9][10 ...
Infectious lymphadenitis affecting lymph nodes in the neck is often called scrofula. Lymphadenopathy is a common and nonspecific sign . Common causes include infections (from minor causes such as the common cold and post-vaccination swelling to serious ones such as HIV/AIDS ), autoimmune diseases , and cancer .