Phadiatop Infant in the Diagnosis of Atopy in Children with Allergy-Like Symptoms

Background and Objective. Allergy-like symptoms such as wheezing and eczema are common in young children and an early diagnosis is important to initiate correct management. The objective of this study was to evaluate the diagnostic performance of Phadiatop Infant, an in vitro test for determination...

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Main Authors: Ragnhild Halvorsen, Åsa Jenner, Else Marie Hagelin, Magnus P. Borres
Format: Article
Language:English
Published: Wiley 2009-01-01
Series:International Journal of Pediatrics
Online Access:http://dx.doi.org/10.1155/2009/460737
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author Ragnhild Halvorsen
Åsa Jenner
Else Marie Hagelin
Magnus P. Borres
author_facet Ragnhild Halvorsen
Åsa Jenner
Else Marie Hagelin
Magnus P. Borres
author_sort Ragnhild Halvorsen
collection DOAJ
description Background and Objective. Allergy-like symptoms such as wheezing and eczema are common in young children and an early diagnosis is important to initiate correct management. The objective of this study was to evaluate the diagnostic performance of Phadiatop Infant, an in vitro test for determination of early sensitisation to food and inhalant allergens. Patients and Methods. The study was conducted, retrospectively, using frozen sera from 122 children (median age 2.7 years) admitted to the hospital with suspected allergic symptoms. The doctor's diagnosis atopic/nonatopic was based on routinely used procedures such as clinical evaluation, SPT, total and allergen-specific IgE antibodies. The performance of Phadiatop Infant was evaluated in a blinded manner against this diagnosis. Results. Eighty-four of the 86 children classified as atopic showed a positive Phadiatop Infant test. Thirty-six were classified as nonatopic, 32 of who had a negative test. With a prevalence of atopy of 70% in this population, this gives a sensitivity of 98%, a specificity of 89%, and a positive and negative predictive value of 95% and 94%, respectively. Conclusion. The results from the present study suggest that Phadiatop Infant could be recommended as a complement to the clinical information in the differential diagnosis on IgE-mediated disease in young children with allergy-like symptoms.
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spelling doaj-art-cdddf41502f449edbf64e846fe35151b2025-02-03T01:25:28ZengWileyInternational Journal of Pediatrics1687-97401687-97592009-01-01200910.1155/2009/460737460737Phadiatop Infant in the Diagnosis of Atopy in Children with Allergy-Like SymptomsRagnhild Halvorsen0Åsa Jenner1Else Marie Hagelin2Magnus P. Borres3Voksentoppen Center for Asthma, Allergy and Chronic Lung Diseases, University Hospital, 0791 Oslo, NorwayPhadia AB, 75137 Uppsala, SwedenVoksentoppen Center for Asthma, Allergy and Chronic Lung Diseases, University Hospital, 0791 Oslo, NorwayPhadia AB, 75137 Uppsala, SwedenBackground and Objective. Allergy-like symptoms such as wheezing and eczema are common in young children and an early diagnosis is important to initiate correct management. The objective of this study was to evaluate the diagnostic performance of Phadiatop Infant, an in vitro test for determination of early sensitisation to food and inhalant allergens. Patients and Methods. The study was conducted, retrospectively, using frozen sera from 122 children (median age 2.7 years) admitted to the hospital with suspected allergic symptoms. The doctor's diagnosis atopic/nonatopic was based on routinely used procedures such as clinical evaluation, SPT, total and allergen-specific IgE antibodies. The performance of Phadiatop Infant was evaluated in a blinded manner against this diagnosis. Results. Eighty-four of the 86 children classified as atopic showed a positive Phadiatop Infant test. Thirty-six were classified as nonatopic, 32 of who had a negative test. With a prevalence of atopy of 70% in this population, this gives a sensitivity of 98%, a specificity of 89%, and a positive and negative predictive value of 95% and 94%, respectively. Conclusion. The results from the present study suggest that Phadiatop Infant could be recommended as a complement to the clinical information in the differential diagnosis on IgE-mediated disease in young children with allergy-like symptoms.http://dx.doi.org/10.1155/2009/460737
spellingShingle Ragnhild Halvorsen
Åsa Jenner
Else Marie Hagelin
Magnus P. Borres
Phadiatop Infant in the Diagnosis of Atopy in Children with Allergy-Like Symptoms
International Journal of Pediatrics
title Phadiatop Infant in the Diagnosis of Atopy in Children with Allergy-Like Symptoms
title_full Phadiatop Infant in the Diagnosis of Atopy in Children with Allergy-Like Symptoms
title_fullStr Phadiatop Infant in the Diagnosis of Atopy in Children with Allergy-Like Symptoms
title_full_unstemmed Phadiatop Infant in the Diagnosis of Atopy in Children with Allergy-Like Symptoms
title_short Phadiatop Infant in the Diagnosis of Atopy in Children with Allergy-Like Symptoms
title_sort phadiatop infant in the diagnosis of atopy in children with allergy like symptoms
url http://dx.doi.org/10.1155/2009/460737
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