Lymphocytosis
Having too many lymphocytes. Lymphocytosis may be a marker that infection or disease is present.
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- Lymphogranuloma venereum (LGV)
Abbreviated LGV. An uncommon genital or anorectal (affecting the anus and/or rectum) infection that is caused by a specific type of Chlamydia trachomatis. Patients typically have tender glands (lymph nodes) in the groin and may recently have had a genital ulcer that resolved on its own. Other patients, in particular those with HIV infection, may […]
- Lymphoid
Referring to lymphocytes, a type of white blood cell, or to tissue in which lymphocytes develop. Lymphoid tissue is full of lymphocytes, such as a lymph node.
- Lymphoid tissue
The part of the body’s immune system that is important for the immune response and helps protect it from infection and foreign bodies. Lymphoid tissue is present throughout the body and includes the lymph nodes, spleen, tonsils, adenoids, and other structures.
- Lymphoma
A tumor of the lymphoid tissue. The major types of lymphoma are Hodgkin’s disease and non-Hodgkin’s lymphoma (NHL). NHL can in turn be divided into low-grade, intermediate-grade, high-grade, and miscellaneous lymphomas. The course of NHL varies greatly, from indolent to rapidly fatal. Treatment options include chemo and radiation therapy.
- Lymphoma, AIDS-related
A condition that occurs in people with AIDS, in which lymphoid tumors are present, presumably due to immune-system impairment. Treatment is like that of other lymphomas but must take into account the fact that the natural immunity is impaired.