Facts on File Encyclopedia of Health and Medicine

In lung transplantation, the surgeon first per- forms pneumonectomy and then transplants the donor replacement lung. Thoracotomy ...

please see the overview section “The Pulmonary System.” See also ALVEOLUS; EPIGLOTTIS; TRACHEOSTOMY. tracheostomy A surgical ope ...

Structures of the Immune System LYMPH M cell lymph nodes adenoids B-CELL LYMPHOCYTE tonsils plasma cell THYMUS memory B-cell PEY ...

ers called antigens. Lymphocytes, natural killer (NK) cells, macrophages, and the complement fac- tors—a collection of substance ...

infection with a VIRUS that hijacks and then destroys certain T-cell lymphocytes. There are treatments but as yet no cures for m ...

believed ATHEROSCLEROSIS (deposits of atheroscle- rotic plaque within the walls of the arteries) caused inflammation, recent res ...

A active immunity Long-term, acquired immune protection. Active immunity, also called acquired immunity, results from fighting a ...

IMMUNE SYSTEMcalled a HYPERSENSITIVITY REACTION. For reasons researchers do not fully understand, the immune system produces ant ...

EYE irritation that interferes with vision, causes PAIN, or follows injury to the eye requires a doctor’s prompt eval- uation. T ...

as a direct action of the substance rather than as a hypersensitivity reaction. Treatment Options and Outlook Treatment may incl ...

Such medications typically include antihistamine nasal sprays, corticosteroid nasal sprays, oralANTI- HISTAMINE MEDICATIONS, and ...

See alsoALLERGIC CONJUNCTIVITIS; ALLERGY TESTING; ANGIOEDEMA; ASTHMA; FOOD ALLERGIES; LIVING WITH ALLERGIES. allergy testing Dia ...

kit, which contains a prefilled syringe of injectable epinephrine. See also BRONCHUS-ASSOCIATED LYMPHOID TISSUE (BALT); MAST CEL ...

antibody-mediated immunity The mechanism through which specialized immune cells, primarily B-cell lymphocytes, carry out the IMM ...

lymphocytes (PLASMAcells) generate antibodies to further target the antigen. Antigens and Cancer The antigens on the surface of ...

sea center. Antihistamine medications with H3 blocking capability thus cause drowsiness and relieve nausea as well. Second-gener ...

ROSING CHOLANGITIS, two conditions that damage the LIVER. Normally antimitochondrial antibodies are not present. See also ANTIGE ...

disorder causes, such as INSULINtherapy for dia- betes. The course of disease may be unpredictable. Though autoimmune disorders ...

B B-cell lymphocyte A type of white BLOODcell (LEUKOCYTE) responsible for ANTIBODY-MEDIATED IMMUNITY(also called humoral immunit ...

See also BRONCHUS; CELL STRUCTURE AND FUNCTION; GUT-ASSOCIATED LYMPHOID TISSUE(GALT); LEUKOCYTE; LYMPHOCYTE; MACROPHAGE; MUCOSA- ...