A person may have a severe allergic reaction to something like a bee sting.If this happens to someone who is severely allergic it can result in anaphylactic shock in which the blood pressure plummets,and this can be fatal.The root cause of this is an inappropriate release of histamine in response to the sting.Histamine causes massive vasodilatation,so how does this affect blood pressure?

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The Answer of A person may have a severe allergic reaction to something like a bee sting.If this happens to someone who is severely allergic it can result in anaphylactic shock in which the blood pressure plummets,and this can be fatal.The root cause of this is an inappropriate release of histamine in response to the sting.Histamine causes massive vasodilatation,so how does this affect blood pressure?

A Person May Have a Severe Allergic Reaction to Something