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CROSS-REACTIVITY Examples, Stories, and Case Studies
See how a blood test helped these people discover the truth behind their allergy symptoms.
Meet Nina & Peter
Both know they have a birch allergy, but have now had a reaction to apples. Will their test results be the same?
Meet Patricia
This 16-year-old girl has a birch allergy and has now had a reaction after eating peaches—could these two reactions be related?
Meet Anna & Oliver
4 years ago they were both diagnosed with soy and birch allergies. They’re now 8 and need to be re-tested - will their results be the same?
Meet John
Knows he’s allergic to birch and peanut, but after eating soy and experiencing a reaction: Has he developed additional allergies?
The people, places and events depicted in these photographs do not represent actual patients, nor are they affiliated in any way with the attached case study or Thermo Fisher Scientific.
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