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Published on: March 22, 2012
Diagnosis of invasive fungal diseases in pediatric patients
Zoi-Dorothea Pana1, Katerina Vikelouda1, Emmanuel Roilides1
1a Infectious Diseases Unit, 3rd Department of Paediatrics, Faculty of Medicine , Aristotle University School of Health Sciences , Thessaloniki , Greece.
Introduction:
The optimal management of invasive fungal infections (IFIs) in children requires prompt and precise diagnosis that enables timely implementation of appropriate antifungal therapy and decreased use of unnecessary toxic antifungals. Areas covered: Traditional approaches such as culture, microscopy and histopathology remain the gold standard but are often not sufficiently sensitive and specific. These limitations have led to the development of alternative non-invasive diagnostic methods that in most cases detect fungal components, such as antigens or nucleic acids. To date, galactomannan and 1,3 β-D-glucan assays are the most efficient non-culture methods for diagnosis and monitoring of antifungal therapy. New technologies from nano-sciences are applied, like T2Candida assay. However, these are not standardized or validated in children. Herein, we focus on IFI diagnosis emphasizing current perspectives, interpretation difficulties, and need for further evaluation in pediatrics. Expert commentary: The new diagnostic tools may enhance diagnostic capacity in combination with traditional methods.
Insights
Accurate diagnosis of invasive fungal infections (IFIs) in children is crucial for effective antifungal treatment. New non-invasive diagnostic methods show promise but require further validation in pediatric populations.
Area of Science:
- Pediatric Infectious Diseases
- Mycology
- Diagnostic Microbiology
Background:
- Optimal management of invasive fungal infections (IFIs) in children necessitates precise and timely diagnosis.
- Traditional diagnostic methods (culture, microscopy, histopathology) have limitations in sensitivity and specificity.
- Development of alternative non-invasive diagnostic methods is driven by the need for improved IFI detection.
Purpose of the Study:
- To review current perspectives on IFI diagnosis in children.
- To highlight interpretation challenges and the need for further pediatric evaluation of diagnostic tools.
- To emphasize the role of new diagnostic technologies in conjunction with traditional methods.
Main Methods:
- Review of traditional diagnostic approaches including culture, microscopy, and histopathology.
- Discussion of emerging non-invasive diagnostic methods detecting fungal components (antigens, nucleic acids).
- Focus on galactomannan, 1,3 β-D-glucan assays, and novel technologies like T2Candida in pediatric contexts.
Main Results:
- Traditional methods are gold standards but often lack sufficient sensitivity and specificity.
- Non-culture methods like galactomannan and 1,3 β-D-glucan assays are efficient for diagnosis and monitoring.
- New technologies, such as T2Candida, are emerging but not yet standardized or validated in children.
Conclusions:
- New diagnostic tools hold potential to enhance diagnostic capacity for IFIs in children.
- Integration of novel methods with traditional approaches is key for improved pediatric IFI management.
- Further validation and standardization of new diagnostic technologies in pediatric populations are essential.
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