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On its way, the fluid passes through the lymph nodes, small nodular organs located throughout the body but concentrated in certain areas such as the armpits or groin. These lymph nodes are also known as glands or lymphoid tissue. If they detect something foreign passing through them, they enlarge. This is called lymphadenopathy or swollen glands.
Lymphadenopathy or adenopathy is a disease of the lymph nodes, in which they are abnormal in size or consistency.Lymphadenopathy of an inflammatory type (the most common type) is lymphadenitis, [1] producing swollen or enlarged lymph nodes.
The axillary lymph nodes or armpit lymph nodes are lymph nodes in the human armpit. Between 20 and 49 in number, they drain lymph vessels from the lateral quadrants of the breast, the superficial lymph vessels from thin walls of the chest and the abdomen above the level of the navel, and the vessels from the upper limb. They are divided in ...
Lymph node enlargement or swelling is known as lymphadenopathy. [29] Swelling may be due to many causes, including infections, tumors, autoimmune disease, drug reactions, diseases such as amyloidosis and sarcoidosis, or because of lymphoma or leukemia.
In addition to swollen lymph nodes, the person may experience mild fevers, decreased appetite, or weight loss. [5] Pulmonary tuberculosis infection may co-occur with tuberculous lymphadenitis and account for additional symptoms such as cough.
Buboes are a symptom of bubonic plague and occur as painful swellings in the thighs, neck, groin or armpits. [2] They are caused by Yersinia pestis bacteria spreading from flea bites through the bloodstream to the lymph nodes, where the bacteria replicate, causing the nodes to swell. [ 3 ]
Generalized lymphadenopathy is swollen lymph glands in many areas of the body. [1]Usually this is in response to a body-wide infectious disease such as influenza and will go away once the person has recovered, but sometimes it can persist long-term, even when there is no obvious cause of disease.
[14] [19] For men treated for prostate cancer, a 5-66% incidence has been reported, with the incidence rate depending on whether staging or radical removal of lymph glands was done in addition to radiotherapy. [14] [20] [21] Head and neck lymphedema can be caused by surgery or radiation therapy for tongue or throat cancer.