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Atopic Dermatitis in Children: Differential Diagnosis and Mimickers
Beyza Türe Avcı1, Tubanur Çetinarslan2, Aylin Türel Ermertcan2
1Department of Dermatology, Bursa Inegol State Hospital, 16400 Bursa, Turkey.
Children (Basel, Switzerland)
|May 27, 2026
Summary
Diagnosing pediatric atopic dermatitis (AD) is complex due to its varied appearance by age and overlap with other conditions. Recognizing age-specific signs and potential mimics is key for accurate diagnosis and treatment.
Area of Science:
- Dermatology
- Pediatrics
- Clinical Diagnosis
Background:
- Atopic dermatitis (AD) is a chronic inflammatory skin condition with variable presentation.
- Accurate AD diagnosis is challenging due to lack of specific biomarkers and mimicry by other disorders.
- Pediatric AD exhibits age-dependent clinical heterogeneity, complicating diagnosis.
Purpose of the Study:
- To review the evolution of pediatric atopic dermatitis clinical features.
- To focus on key differential diagnoses for pediatric AD.
- To emphasize the importance of age-specific patterns for diagnosis and management.
Main Methods:
- Narrative review of literature.
- PubMed/MEDLINE search (2001-2026) for pediatric AD diagnosis and differential studies.
- Inclusion of clinical trials, reviews, and guidelines; exclusion of adult-only or irrelevant studies.
Main Results:
- Pediatric AD shows distinct age-dependent morphology and lesion distribution.
- Significant clinical overlap with inflammatory, infectious, and genetic disorders complicates diagnosis.
- Absence of specific biomarkers increases misclassification risk.
Conclusions:
- Recognizing age-specific patterns in pediatric AD is crucial.
- Identifying potential mimickers improves diagnostic accuracy.
- Accurate diagnosis guides appropriate management for pediatric AD.
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