Purpose Of Review: Food allergies with low thresholds are associated with frequent accidental allergic reactions. Severe reactions attributable to accidental ingestion often result in a poor quality of life. Nevertheless, no evidence of a relationship between a low threshold dose and the severity of symptoms exists. Therefore, we evaluated recent data regarding the threshold of food allergies based on the oral food challenge (OFC). We also proposed a stepwise OFC method to identify threshold and consumable doses.
Recent Findings: A higher specific IgE level and a history of food-induced anaphylaxis were related to low threshold doses and severe reactions during the OFC. In addition, a low threshold dose was not directly correlated with severe reactions. Performing a stepwise OFC may help safely clarify consumable doses and prevent the complete avoidance of allergy-causing foods.
Summary: Severe food allergies with high specific IgE levels are associated with lower thresholds and more severe reactions. However, the threshold is not directly related to the severity of food-induced allergic symptoms. Identifying a well tolerated consumable dose using a stepwise OFC may help manage food allergies.
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http://dx.doi.org/10.1097/ACI.0000000000000906 | DOI Listing |
Curr Opin Allergy Clin Immunol
January 2025
Translational Research in Pediatric Specialities, Division of Allergy, Bambino Gesù Children's Hospital, IRCCS, Rome, Italy.
Purpose Of Review: This review aims to provide an overview of the current and future treatment options for children with food allergies (FAs), highlighting the latest research findings and the potential impact of these new approaches on improving patients' and caregivers' quality of life.
Recent Findings: In the last decade, many promising approaches have emerged as an alternative to the standard avoidance of the culprit food with the risk of severe accidental reactions. Desensitization through oral immunotherapy has been introduced in clinical settings as a therapeutic approach, and more recently also omalizumab.
Pediatr Allergy Immunol
January 2025
Department of Clinical Sciences, Pediatrics, Umeå University, Umeå, Sweden.
Introduction: Diet diversity (DD) in infancy may be protective for early food allergy (FA) but there is limited knowledge about how DD incorporating consumption frequency influences FA risk.
Methods: Three measures of DD were investigated in 2060 infants at 6 and/or at 9 months of age within the NorthPop Birth Cohort Study: a weighted DD score based on intake frequency, the number of introduced foods, and the number of introduced allergenic foods. In multivariable logistic regression models based on directed acyclic graphs, associations to parentally reported physician-diagnosed FA at age 9 and 18 months were estimated, including sensitivity and stratified analyses.
EClinicalMedicine
February 2025
Institute of Laboratory Medicine and Pathobiochemistry, Molecular Diagnostics, Philipps University Marburg, Marburg, Germany.
Unlabelled: Non-communicable diseases (NCDs) characterised by type 2 inflammation, including asthma, allergic rhinitis, chronic rhinosinusitis with nasal polyps, atopic dermatitis, food allergies and eosinophilic esophagitis, are increasing in prevalence worldwide. Currently, there is a major paradigm shift in the management of these diseases, towards the concept of disease modification and the treatment goal remission, regardless of severity and age. Remission as a treatment goal in chronic inflammatory NCDs was first introduced in rheumatoid arthritis, and then adopted in other non-type 2 inflammatory diseases.
View Article and Find Full Text PDFFront Allergy
January 2025
Department of Dermatology, Venereology and Allergology, University Medical Centre Goettingen, Goettingen, Germany.
Background: Multiparameter immunoblot testing is increasingly used as an alternative to multiple individual IgE analyses for type 1 allergies. This study investigated the performance of an inexpensive immunoblot method, the RIDA qLine allergy test system (R-Biopharm AG), vs. the current gold standard.
View Article and Find Full Text PDFHeliyon
January 2025
Yozgat Bozok University, Faculty of Medicine, Department of Anatomy, Yozgat, Turkey.
Tartrazine finds widespread application in the realms of alimentation, pharmaceuticals, cosmetic formulations, and textile manufacturing. Tartrazine has a negative effect on human health such as hyperactivity, allergies and asthma in children. Substances such as tartrazine might effect the embryo in a kind of aspects, containing physical or mental disorders, and a decrease in the child's intellectual memory.
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