Classification of Immunologic drug reactions

TypeDescriptionTip to rememberExamples
IImmediate-type
Ig E mediated
Common allergic reactionsAnaphylaxis
Angioedema
Bronchospasm
Latex allergy
Allergic rhinitis
Urticaria
ABPA
II
Ab-dependent cytotoxicity
We see them in Hospital mostlyABO hemolytic rxn
Hyperacute Graft rejection
Rh incompatibility
Hemolytic anemia
Thrombocytopenia
Neutropenia
III
Immune complex disease
We see them in Specialist officesPAN, SLE, RA,
Hypersensitive pneumonitis
Serum Sickness
Arthus reaction
Hep B
IVCell-mediated or
delayed hypersensitivity
We see at PCP office mostlyContact dermatitis-Latex,
PPD,
Poison ivy,
Ni
Ac and Chr Graft rejection
Drug-induced hepatitis
SJS/TEN
DRESS

The tips to remember are not absolute in terms of where these are seen normally but mostly helps us to kind of remember in a better way. At least it helped me.

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