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Cards In This Set
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In this type of hypersensitivity the following occurs:
IgE antibody on mast cells react with antigen and
histamine is released....It is also the most common type of hypersensitivity....
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Type 1 : Immediate
(example: hay fever, allergic asthma, anaphylaxis)
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Type of hypersensitivity in which IgG reacts with host cell membranes or antigen absorbed by host cell membrane......
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Type 2 : Cytotoxic
(example: autoimmune, hemolytic anemia, myasthenia gravis, Goodpasture's syndrome)
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Type of hypersensitivity in which antigen and antibody immune complex is formed,
deposits in blood vessels walls and results in complement release and inflammation......
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Type 3 : Immune Complex Mediated
(example: serum sickness, systemic lupus, RA, vasculitis)
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In this hypersensitivity reaction T-cells react with antigen and release lymphokines activating macrophages and inducing inflammation......
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Type 4 : Delayed
(example: poison ivy, +TB test, sarcoidosis, graft rejection)
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A physician has ordered an oral food challenge for a patient that believes that wheat bran may be causing their allergic rhinitis. For how many days must the patient avoid wheat bran in their diet?
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7-14 days prior to testing
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This can occur within seconds of exposure and is a Type 1 hypersensitivity that is the dramatic and life-threatening.....
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ANAPHYLAXIS
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Client comes in to the ED with c/o a bee sting. They are coughing, dyspnic, and audibly wheezing. They state they feel dizzy and like they are going to die. They are tachy and hypotensive.
What are you preparing to treat?
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ANAPHYLAXIS
(emergeny care, ABC's, drug therapy (epi), psychosocial interventions)
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