Atopy Patch Test in Children With Atopic Dermatitis

Completed

• Conditions: Atopic Dermatitis; Food Allergy

• Registration Number: NCT02552979
• Lead Sponsor: Mahidol University

Brief Summary

Positive reactions in atopy patch test in children with atopic dermatitis.

Detailed Description

The prevalence of food allergy seems to be increasing, which might explain the increased demand for reliable evaluation of patients with suspected food-related gastrointestinal symptoms. Little is known about the diagnostic accuracy of atopy patch tests(APT) in the clinical practice. APT seems to have a better specificity than the IgE methods and seems to reflect late-phase clinical reactions.The aims of this study were to evaluate:

(i) The prevalence of positive reaction of APTs for atopic dermatitis (ii)Positive reaction of APT compare with skin prick test. (iii)Positive reaction of APT using lyophilized food vs commercially available food extracts. (iv)Side effect or adverse

Basic Information
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Recruitment & Eligibility
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Study & Design

Study Timeline

• Study Start: 2012-01
• Primary Completion: 2014-12
• Study Completion: 2015-09
• Study First Submitted: 2015-09-16
• Study First Submitted QC: 2015-09-16
• Study First Posted: 2015-09-17
• Status Verified: 2016-05
• Last Update Submitted: 2016-05-02
• Last Update Posted: 2016-05-03

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 56

Inclusion Criteria

• Patients who had history of atopic dermatitis

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Exclusion Criteria

• Who have dermographism
• Who have chronic disease eg. autoimmune disease, immune deficiency, cancer or allergic disease
• Pregnant women
• Who receive antihistamine, topical steroid and systemic steroid > 20 mg/day within 7 days prior study

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Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
atopic patch test in atopic dermatitis children	1 year