Question:
What is anaphylatic shock
Author: Lapras FanAnswer:
Anaphylaxis = severe allergic reaction Hypersensitive response from the immune system to usually harmless substances Known as allergens e.g. peanuts etc. Results in release of histamine from mast cells Histamine is a potent vasodilator Fall in TPR and fall in mean arterial BP Histamine also causes bronchospasm and laryngeal oedema = difficulty breathing This could also be a cause of distributive shock
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