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Evidence-Based Clinical Recommendations for the Appropriate Use of Diagnostic Tests in Pediatric Allergology: Focus
Valentina Fainardi1, Matteo Riccò2, Rachele Antignani3
1Paediatric Clinic, Department of Medicine and Surgery, University of Parma, 43125 Parma, Italy.
Insights
Appropriate diagnostic testing in pediatric allergy improves accuracy and outcomes. Expert recommendations guide the use of specialist consultations and tests for asthma, allergic rhinoconjunctivitis, and vernal keratoconjunctivitis.
Area of Science:
- Pediatric Allergy and Immunology
- Clinical Diagnostics
- Evidence-Based Medicine
Background:
- Appropriate diagnostic test prescription is vital for quality pediatric allergy care.
- It impacts diagnostic accuracy, treatment, resource use, and patient outcomes.
- Expert panel developed recommendations for children with asthma, allergic rhinoconjunctivitis, and vernal keratoconjunctivitis (VKC).
Purpose of the Study:
- To establish evidence-based clinical recommendations for specialist consultations and diagnostic tests in pediatric allergic conditions.
- To optimize the use of diagnostic resources in pediatric allergology.
- To improve diagnostic accuracy and patient management.
Main Methods:
- Formulated PICO-based clinical questions and prioritized via expert consensus.
- Conducted systematic literature reviews across major databases.
- Assessed evidence certainty using the GRADE methodology.
Main Results:
- Specialist evaluation enhances diagnostic precision and treatment optimization.
- For asthma, spirometry, FeNO, and allergy testing improve accuracy and control.
- For allergic rhinoconjunctivitis and VKC, specialist involvement aids diagnosis, immunotherapy selection, management, and complication prevention.
Conclusions:
- Consistent clinical benefits support consensus recommendations despite moderate to low evidence certainty.
- Implementing these guidelines can enhance care quality and reduce unnecessary healthcare utilization.
- Recommendations aim to promote equitable access to diagnostic resources in pediatric allergy.
Abstract:
Background: Appropriateness of diagnostic test prescriptions represents a critical component of quality care in pediatric allergology, directly influencing diagnostic accuracy, therapeutic decisions, healthcare resource utilization, and patient outcomes. A multidisciplinary expert panel was convened to develop evidence-based clinical recommendations addressing the appropriate use of specialist consultations and diagnostic investigations in children with asthma, allergic rhinoconjunctivitis, and vernal keratoconjunctivitis (VKC). Methods: Clinical questions were formulated using the PICO framework and prioritized through structured expert consensus. Systematic literature reviews were conducted across major databases, and the certainty of evidence was assessed using the GRADE methodology. Results: Specialist evaluation emerged as a key determinant of improved diagnostic precision, optimization of treatment strategies, and reduction of inappropriate therapies. In asthma, spirometry, FeNO measurement, and allergy testing contributed to enhanced diagnostic accuracy and better control. In allergic rhinoconjunctivitis, allergological assessment supported diagnosis and the selection of immunotherapy, with demonstrated benefits on symptoms and quality of life. For VKC, multidisciplinary specialist involvement facilitated early diagnosis, personalized management, and prevention of complications. Conclusions: Although the overall certainty of evidence ranged from moderate to low, consistent clinical benefits supported consensus-based recommendations. Implementation of these recommendations may improve care quality, promote equitable access to diagnostic resources, and reduce unnecessary healthcare utilization.
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