allergy and immunology p 47 - 54 Flashcards

1
Q

what is another term for “anaphylaxis?”

A

immediate hypersensitivity

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2
Q

what is the most important cause of anaphylaxis in health care workers?

A

latex

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3
Q

what do you call the localized anaphylaxis with “wheal and flare?”

A

urticaria

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4
Q

name 3 hallmark symptoms of anaphylaxis?

A

rash, hypotension, respiratory symptoms (shortness of breath, wheezing, swelling of lips, tongue, stridor)

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5
Q

what are the best initial therapy for anaphylaxis?

A

epinephrine, antihistamines such as diphenhydramine (H1 blocker), glucocorticouds, emergent airway protection

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6
Q

a 2 y/o female comes in for freq. infection with low B cell count but normal T cells, what is the dx?

A

common variable immunodeficiency (CVID)

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7
Q

3 y/o male comes in for frequent infection with low B cell count but normal T cells, what is the dx?

A

X-linked (Bruton) agammaglobulinemia

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8
Q

name the 4 clinical hallmarks of Wiskott-Aldrich syndrome

A

normal T-cells
normal B-cells
low platelet
eczema

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9
Q

2 clinical hallmarks for IgA def?

A

atopic dz, anaphylaxis upon blood transfusion

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10
Q

2 dx tests for chronic granulomatous disease?

A

nitroblue tetrazolium testing

dihydrorhodamine 123 (DHR) test

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11
Q

what is the hallmark clinical sx of chronic granulomatous dz?

A

lymph nodes with purulent material leaking out

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12
Q

name 4 microbes associated with chronic granulomatous dz

A

staph, burkholderia, nocardia, aspergillus

catalase positive organisms

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13
Q

dx? a young female comes in with freq skin infection with staph

A

hyper IgE syndrome

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14
Q

5 symptoms of IgA def

A

sinopulmonary infections, atopic dz, anaphylaxis to blood transfusion, spruelike condition with fat malabsorption, inc risk of vitiligo, thyroiditis, and rheumatoid arthritis

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15
Q

dx?

6 month old boy comes in with recurrent sinopulmonary infection and PCP, Candida infections which you would expect to see in HIV pts

A

severe combined immunodef

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16
Q

dx?

a male child comes in with freq sinopulmonary infections. physical exam shows dec size of tonsils, adenoids, lymph nodes, and spleen, but T cell counts are normal

A

X-linked (Bruton) agammabulinemia

17
Q

dx?

20 y/o male comes in with freq sinopulmonary infections with symptoms of bronchitis, pneumonia, sinusitis, and otitis media, further exam reveals infection of Giardiasis, spruelike intestinal malabsorption

A

common variable immunodef

18
Q

common variable immunodef pts are vulnerable to what kind of malignancy?

A

lymphoma

19
Q

in allergic rhinitis pt, what will you see in their nasal smear?

A

inc number of eosinophils