How you counsel patients who ask about diamine oxidase testing for histamine intolerance?
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What do you recommend to patients asking about DAO testing for suspected histamine intolerance?
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1 Answer
Mednet MemberInvited Expert
Allergy & Immunology · Nova Southeastern University
Answered on
They should do it.
In the USA, you can only do gene analysis for DAO and HMT.
In Europe, you can also do DAO activity in blood.
If there is a reason to take a DAO supplement, choose one that is acid-resistant or enteric-coated.
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