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Allergy and Autoimmune Disease Patient Case Studies

From clinical history and test results to differential diagnosis and management plans, patient case studies can help shed light on the role specific IgE blood testing plays in the care of patients with allergies.

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Baked milk: Identifying patients who can tolerate baked milk
Elizabeth is allergic to milk, but may now be able to eat foods containing baked milk without an allergic reaction. See how allergen sensitization testing can help her get answers.
Allergic rhinitis: from nasal symptoms to accurate diagnosis
Natasha presented to her GP with nasal congestion, itching, and discharge. Find out how an accurate diagnosis of allergic rhinitis was reached, including allergen sensitisations.
Allergic rhinitis: how to identify the primary sensitisation
David presented to his GP with rhinorrhoea, nasal congestion, itching, and sneezing. Find out how the primary sensitisation was identified with the aid of a simple blood test.
Alpha-Gal Syndrome: Taylor
Taylor, a 29-year-old woman with a history of intermittent hives, visits her healthcare provider after developing abdominal cramps followed by hives five hours after eating a cheeseburger.
Celiac disease case study: benefits of an early diagnosis
Clara's gymnastics training was disrupted by troubling symptoms. Find out how an accurate diagnosis of celiac disease was reached, and whether Clara was able to continue her gymnastics career.
Outgrowing egg allergy: Identifying a patient whose egg allergy is resolving
Jill’s parents removed egg from her diet without ever having her tested. See how specific IgE testing may help determine if she can now tolerate egg.
Hazelnut and Cross-Reactivity: Help patients understand their hazelnut allergy and symptoms due to cross-reactivity
After eating a bowl of cereal, 8-year-old Sophie was covered in large hives. Discover how allergen sensitization testing helped discover the cause of her reaction.
Milk allergy nuance: Making a precise assessment in the case of milk allergy
Antonio and Isabel were both diagnosed with milk allergy. But allergies can change over time—can either of them now tolerate milk?
Milk components: Improved risk assessment when testing with allergen components
Alice has been diagnosed with a milk allergy—see how allergen sensitization testing can determine how likely she is to tolerate milk now.
Outgrowing Egg Allergy: Tracking the development of egg tolerance over time
Charlie was diagnosed with an egg allergy as an infant, but recently ate egg without having a reaction. See how specific IgE testing may help determine if he can now tolerate egg.
Persistent egg allergy: Evaluate and enforce the risk
Thomas has suffered severe reactions due to an egg allergy several times. Find out how allergen sensitization testing can help him take his allergy seriously.
Peanut allergy and cross-reactivity: Differentiating between symptoms caused by clinical peanut allergy and symptoms caused by cross-reactivity
Caroline and Emma were both diagnosed with peanut allergy. Find out how allergen sensitization testing can show if either of them runs an increased risk of severe reaction to peanuts.
Peanut, tree nut, and pollen: Better peanut allergy risk assessment when testing with allergen components
See how allergen sensitization testing helped Rudi determine his risk of severe reaction to peanut and tree nuts.
Peanut components: When it comes to peanut allergy, precision and proteins matter
After a reaction, Tim’s parents removed peanut from his diet without having him tested. Find out how specific IgE testing can show if he has a clinical peanut allergy.
Pork-Cat Syndrome: Abigail
Abigail, a 19-year-old woman, visits her healthcare provider for guidance on her chronic gastrointestinal (GI) symptoms associated with eating meat. See what testing reveals.
Rheumatoid arthritis: Differentiating between forms of crippling arthritis
At 32 years old, Emma is experiencing joint pain and fatigue. See how serological testing can help confirm a diagnosis of Rheumatoid Arthritis.
Baked Egg: Improving characterization and management of egg allergic patients
Andrea and Sylvia were both diagnosed with egg allergies as infants. Will their test results change over time?