How would you lead the immediate response to anaphylaxis after contrast administration?

Instruction: State your first actions and first-line treatment, with team roles and escalation. Do not give medication doses.

Context: Immediately after intravenous iodinated contrast, an adult develops generalized hives, wheeze, a hoarse voice, and a falling blood pressure. You are the supervising physician in the CT department. Trained staff and the local emergency equipment are present.

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I would treat this as anaphylaxis now. I would stop contrast administration, call the emergency response team, and ask a named colleague to bring the resuscitation equipment...

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