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Medical Dictionary - Lymphatic

acquired immunodeficiency syndromeAn acquired defect of T-cell immunity associated with infection by the human immunodeficiency virus (HIV).
adenitisInflammation of a lymph node resulting in swelling or pain.
adenoidsA collection of lymphoid nodules on the posterior wall and roof of the nasopharynx.. ad'ĕ-noydz
adenomaA benign epithelial tumor with a glandular structure
adenovirusVirus responsible for upper respiratory tract infections, conjunctivitis, cystitis or GI infection.
AIDSacquired immunodeficiency syndrome
ALLacute lymphocytic leukemia
allergenAntigen-type substance that produce immediate´er-jen
AMLacute myelogenous leukemia
ANAantinuclear antibody
anaphylaxisA severe immune system reaction to a previously encountered antigen. Can sometimes be″ah-fi-lak´sis
antibioticsAn infection fighting protein made by blood plasma cells in response to an antigen. It helps destroy bacteria, viruses and toxins.
antibodiesImmunoglobulin molecules produced in lymphoid tissue that attack the antigen that induced their synthesis.
antibodyProtein produced by B cells as primary immune defense.
antifungalSubstances that destroy″ti-fung´gal
antigenSubstances that are recognized by the immune system and induce an immune´tĭ-jen
antigensSubstances that are recognized by the immune system and induce an immune reaction.
antiviralDestroying a virus or suppressing replication.
ARCAIDS-related complex
ATLadult T cell leukemia
autoantibodyAn antibody that react with self-antigens of the organism that produced them.
autoantigensEndogenous tissue constituents that have the ability to interact with autoantibodies and cause an immune response.
autoimmuneDisorder of the immune system in which an immune response is created against the body's own tissues.
autoimmune disorderImmune system attacks on healthy cells by mistake.
autoimmunityProcess whereby the immune system reacts against the body's own tissues.
bacilliA rod-shaped bacterium. bah-sil´i
bacteriaSingle cell living things. One of the three domains of life.bak-tēr´e-ah
candidiasisAn infection of moist skin areas caused by yeast. Often due to a weakened immune system or heavy antibiotic use.kan″dĭ-di´ah-sis
carcinomaCancer that originates in skin cells or tissue lining organs. kahr″sĭ-no´mah
cervical cancerA neoplasm of the cervix of the uterus.
chemotherapyTreatment of cancer and other diseases by means of chemical agents.
CLLchronic lymphocytic leukemia
CMLchronic myelogenous leukemia
CSDcat scratch disease
cytokinesSubstances, such as interferon, interleukin, and growth factors, that are secreted by certain cells of the immune system that act as intercellular mediators.
cytomegalovirusA virus that can be inactive within healthy people, but can cause severe pneumonia when immune systems are suppressed. Symptoms similar to″to-meg´ah-lo-vi″rus
dengueAn acute febrile disease transmitted by the bite of infected Aedes mosquitoes. It occurs in tropical regions and is characterized by fever, severe pain, headache and rash.
DPTdiphtheria, pertussis, tetanus (vaccine)
EBVEpstein-Barr virus
ELISAenzyme-linked immunosorbent assay
epitopeAny site on an antigen that interact with specific antibodies.
GVHDgraft-versus-host disease
herpesAn infection caused by a herpes simplex virus. Can affect the genitals, buttocks or anal areas. Oral herpes causes cold sores on the face or mouth.her´pēz
hivHuman immunodeficiency virus.
Hodgkin's lymphomaA type of lymphoma, a cancer of tissue in the lymph nodes, spleen, liver, and bone marrow. The first sign is often an enlargement of lymph node.
hypersensitivityAbnormally high response to an antigen.
immun/oimmune, safe
immunityProtection from diseases, particularly infectious diseases.
immunizationA process for building or augmenting resistance to an infectious disease.
immunoglobulinsAn infection-fighting protein in the blood or secretory fluids that helps destroy bacteria, viruses and toxins.
immunosuppressantDeliberate prevention or diminution of the host's immune response.
immunotherapyManipulation of the host's immune system in treatment of″u-no-ther´ah-pe
interferonA class of small protein and glycoprotein cytokines produced by T cells, fibroblasts, and other cells in response to viral infection and other biologic and synthetic stimuli.
interferonsProteins that are produced by the body's cells as a defensive response to pathogens.
KSKaposi sarcoma
leukocyt/owhite blood cell
LIFleukemia inhibatory factor
lymphThe interstitial fluid that is in the lymphatic system. limf
lymphaden/olymph node
lymphadenitisInflammation of the lymph nodes.lim″fad-ĕ-ni´tis
lymphadenopathyInflammation of the lymph nodes causing enlargement.lim-fad″ĕ-nop´ah-the
lymphangi/olymph vessel
lymphangiectasisA transient dilatation of the lymphatic vessels.
lymphangiomaA congenital malformation of the lymphatic system. lim-fan″je-o´mah
lymphangiosarcomaA malignant neoplasm originating from the endothelial cells of lymphatic vessels.
lymphedemaEdema due to obstruction of lymph vessels or disorders of the lymph nodes. A common complication in the arms after mastectomy.lim″fĕ-de´mah
lymphoceleCystic mass containing lymph.
lymphocytosisAn abnormal increase in the number of lymphocytes in the blood.
lymphomaA cancer of the lymphatic system.lim-fo´mah
lymphopeniaDecrease in the number of lymphocytes of the blood.
macrophageA type of white blood cell that is part of the immune system. It digests targeted cells and cellular debris.mak´ro-fāj
malariaA serious parasitic disease caused by mosquito bites. Symptoms include chills, flu-like symptoms, fever, vomiting, diarrhea, and jaundice. mah-lar´e-ah
mammographyRadiographic examination of the breast. mah-mog´rah-fe
metastasisThe spread of a cancer or other disease from one body part to another not directly connected with it. mĕ-tas´tah-sis
myosarcomaA general term for a malignant neoplasm derived from muscular tissue. mi″o-sahr-ko´mah
NKnatural killer
-omatumor, neoplasm
onc/oswelling, tumor
osteosarcomaA sarcoma originating in bone-forming cells, affecting the ends of long bones. os″te-o-sahr-ko´mah
parasiteInvertebrate organisms that live on or in another organism.par´ah-sīt
phag/oeat, swallow
preleukemiaConditions in which the abnormalities in the peripheral blood or bone marrow represent the early manifestations of acute leukemia, but in which the changes are not of sufficient magnitude or specificity to permit a diagnosis of acute leukemia by the usual clinical criteria.
rabiesAcute viral infection affecting mammals, including humans.ra´bēz
rickettsiaA genus of gram-negative, aerobic, rod-shaped bacteria often surrounded by a protein micro capsular layer and slime layer. Transmitted to humans by arthropods. Cause Lyme Disease, Rocky Mountain Spotted Fever, Typhus.rĭ-ket´se-ah
rubellaInfectious viral disease caused by virus entering the respiratory tract and spreading to the lymphatic system. Often affecting children and nonimmune young adults. High risk of deafness in fetus. Preventable with MMR vaccine.roo-bel´ah
sarc/oflesh, connective tissue
sarcoidosisAn disease that leads to inflammation, usually in the lungs, skin, or lymph nodes. Characterized by the formation of granulomas which contain giant cells.sahr″koi-do´sis
sarcomaA cancer of the bone, muscle, cartilage, fat, blood vessels or connective tissue.sahr-ko´mah
-sarcomacancer of connective tissue
scirrh/ohard, hard tumor
scrofulaTuberculosis affecting the lymph nodes, particularly the neck.
-sepsisdecay caused by
spleenAn encapsulated lymphatic organ through which venous blood filters. splēn
splenectomySurgical procedure involving either partial or entire removal of the spleen.
splenitisInflammation of the spleen.
splenomegalyEnlargement of the spleen.sple-no-meg´ah-le
staphylococciGram-positive bacteria. Natural populations of Staphylococcus are found on the skin and mucous membranes.staf'i-lō-kok'sī
TATtetanus antitoxin
thymectomySurgical removal of the thymus gland.thi´mus
thymocytesLymphocyte arising in the thymus.
thymomaA neoplasm originating from thymic tissue, usually benign, and frequently encapsulated.
thymusAn organ that is part of the lymphatic system, in which T lymphocytes grow and multiply. The thymus is in the chest behind the breastbone.thi´mus
-ticpertaining to
TNFtumor necrosis factor
TNMtumor, node, metastasis
tonsillectomySurgical removal of a tonsilton″sĭ-lek´tah-me
tonsilsA pair of soft lymphoid tissue masses located at the rear of the throat. Part of the immune system.ton´silz
toxoplasmosisA parasitic infection by Toxoplasma gondii. Most infections are asymptomatic.tok″so-plaz-mo´sis
vaccinationAdministration of vaccines to stimulate the host's immune response.
vaccineA suspension of killed or attenuated microorganisms administered for the prevention or treatment of infection.
varicellaPrimary infection causes chickenpox; reactivation causes herpes zoster.var″ĭ-sel´ah
WBCwhite blood cell; white blood count