You attend a patient who has been stung multiple times by wasps. He has developed generalised urticaria, facial swelling, wheeze, and a blood pressure...

Question

You attend a patient who has been stung multiple times by wasps. He has developed generalised urticaria, facial swelling, wheeze, and a blood pressure of 90/55 mmHg. After IM adrenaline and IV fluid, his symptoms improve but recur 4 hours later. What is this phenomenon called?

Accepted Answer

Biphasic anaphylaxis

Answer

Delayed hypersensitivity

Answer

Refractory anaphylaxis

Answer

Serum sickness

Answer

Anaphylactoid reaction

uk-dipimc MCQ (SBA): Biphasic Anaphylaxis

You attend a patient who has been stung multiple times by wasps. He has developed generalised urticaria, facial swelling, wheeze, and a blood pressure of 90/55 mmHg. After IM adrenaline and IV fluid, his symptoms improve but recur 4 hours later. What is this phenomenon called?