Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «L»:
Lymphoma: Tumor of the lymphoid tissue. Diagnosis is
by biopsy. Treatment may be chemotherapy, radiation, surgery, or
medication, depending on the age of the patient and type of
Lymphoma, aggressive: See: Aggressive lymphoma....
Lymphoma, AIDS-related: Lymphoid tumors
that appear in people with AIDS, presumably due to
immune- system impairment. Treatment is like that of other lymphomas
, but must take impaired natural immunity into
Lymphoma, Burkitt: See: Burkitt lymphoma....
Lymphoma, high-grade: High-grade lymphoma....
Lymphoma, indolent: See: Indolent lymphoma....
Lymphoma, intermediate-grade: See: Intermediate-grade lymphoma....
Lymphoma, low-grade: See: Low-grade lymphoma....
Lymphoma, lymphoblastic: A rapidly moving,
aggressive form of lymphoma most often seen in children or
young adults. Treatment may be chemotherapy, radiation,
surgery, medication, and/or bone-marrow transplant.
Precautionary treatment of the central nervous system is
usually included, because of...
Lymphoma, MALT: See: MALT lymphoma....
Lymphoma, non-Hodgkin: Malignant tumors that
arise in the lymphatic system. There are several subtypes
of cancer classified as non-Hodgkin lymphoma. All
originate in and spread via the lymphatic system. Symptoms
depend on the location of the tumor, but can include
swollen, but not painful, lymp...
Lymphoproliferative: Referring to the proliferation of the bone marrow cells that give rise to lymphoid cells (such as lymphocytes and plasma cells) and reticuloendothelial cells (such as macrophages, which engulf foreign particles). The term lymphoproliferative is in contrast to myeloproliferative ...
Lymphoproliferative disorders: Malignant diseases
of the lymphoid cells and cells from the
reticuloendothelial system (which take up and sequester
inert particles). The lymphoproliferative disorders are in
contrast to the myeloproliferative disorders which are
malignancies of certain bone marro...
Cat scratch disease, a mild flu-like infection, with swollen lymph nodes (lymphadenitis) and mild fever of short duration, due to cat scratches, especially from kittens. There is usually a little bump (a papule) which may be pus-filled (a pustule) at the site of the scratc...
Lynch syndrome: See: Hereditary nonpolyposis colon cancer....