Hypersensitivity Reactions Flashcards Preview

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Flashcards in Hypersensitivity Reactions Deck (33)
1

bee sting

Type I

1

rhinitis

Type I

1

asthma

Type I

2

Erythroblastosis fetalis

Type II

3

Serum sickness

Type III

4

Bullous pemphigoid

Type II

4

SLE

Type III

5

nickel allergy

Type IV

6

Acute hemolytic transfusion reactions

Type II - due to 1) ABO incompatibility or 2) extravascular hemolysis - host antibody reaction against foreign antigen on donor RBC

sx: fever, hypotension, tachypnea, tachycardia, flank pain, hemoglobinemia (intravascular hemolysis), jaundice (extravascular hemolysis)

6

Multiple sclerosis

Type IV

7

Graft-versus-host disease

Type IV

9

Poststreptococcal glomerulonephritis

Type III

11

eczema

Type I

12

Allergies

Type I

13

Anaphylaxis

Type I

13

hives

Type I

15

Contact dermatitis (e.g., poison ivy, nickel allergy)

Type IV

16

Pemphigus vulgaris

Type II

17

Idiopathic thrombocytopenic purpura

Type II

18

PPD test

Type IV

20

food/drug allergies

Type I

21

Arthus reaction (e.g., swelling and inflammation following tetanus vaccine)

Type III

23

Autoimmune hemolytic anemia

Type II

24

Polyarteritis nodosa

Type III

25

Guillain-Barré syndrome

Type IV

26

poison ivy

Type IV

27

atopic disorders (e.g., rhinitis, hay fever, eczema, hives, asthma)

Type I

28

hay fever

Type I

29

Goodpasture syndrome

Type II

30

Pernicious anemia

Type II

31

Rheumatic fever

Type II

32

febrile non-hemolytic transfusion reaction

Type II - host antibodies against donor HLA antigens/leukocytes

results in fever, HA, chills, flushing

33