Ophthalmology Interview Question:

In allergic reaction:

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* a) Arthus reaction is a type IV reaction
* b) Anaphylaxis occurs in patients who have had no previous exposure to the offending substance
* c) Contact dermatitis is a type IV reaction
* d) Positive Mantoux test is a type III reaction
* e) Urticaria is a type II reaction

Answer a. F b. F c. T d. F e. T
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