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Epidemiology of dermatophytoses in paediatric population in Southwestern Poland, 2011-2016
Anna Gawdzik1, Katarzyna Nowogrodzka1, Anita Hryncewicz-Gwóźdź1,2
1Department of Dermatology, Venerology and Allergology, Wroclaw Medical University, Wroclaw, Poland.
Insights
Dermatophytoses in children are shifting towards human-to-human transmission and increasing nail infections. This study analyzed pediatric fungal skin infections in Southwestern Poland from 2011-2016.
Area of Science:
- Medical Mycology
- Dermatology
- Epidemiology
Background:
- Dermatophytoses are common superficial fungal infections in children.
- The etiological patterns of these infections have evolved over time.
Purpose of the Study:
- To investigate the spectrum of dermatophytoses in pediatric patients in Southwestern Poland.
- To analyze epidemiological trends in pediatric fungal skin infections between 2011 and 2016.
Main Methods:
- Analysis of 163 pediatric patients diagnosed with fungal infections.
- Specimen examination included direct microscopy, staining, culture, and PCR techniques.
Main Results:
- *Trichophyton rubrum* and *Trichophyton tonsurans* were the most prevalent dermatophytes (31.4% each).
- Commonly affected sites included the trunk/extremities (41.7%), face (22.2%), scalp (15.7%), and toenails (14.8%).
Conclusions:
- The study identified key dermatophyte pathogens and affected sites in children in Southwestern Poland.
- Observed trends include a shift towards anthropophilic dermatophytes and an increase in pediatric onychomycosis.
- Further research is recommended due to changing epidemiological factors like climate, migration, and lifestyle.
Introduction:
Dermatophytoses are the most common superficial fungal infections in paediatric population. Its pathogen pattern has changed over years.
Aim:
To analyse the spectrum of dermatophytoses in children living in Southwestern Poland, in the years 2011-2016.
Material And Methods:
A total of 1705 patients were diagnosed with fungal skin infection in the Mycological Laboratory, Dermatology Department of the Wroclaw Medical University. Of them, 163 were under 18 years of age.
Results:
In 105 cases, dermatophytoses were detected. The collected specimens were examined using direct microscopy examination, staining, culture on specific media and PCR technique. The most common dermatophytes were Trichophyton rubrum and Trichophyton tonsurans (31.4% each), followed in the descending order by Trichophyton mentagrophytes (21.9%), Microsporum canis (13.3%) and Epidermophyton floccosum (1.9%). The most commonly affected body sites were glabrous skin of the trunk and extremities (41.7%), followed by face (22.2%), scalp (15.7%) and toe nails (14.8%).
Conclusions:
This study revealed the most common types of dermatophytoses and their pathogens in children in Southwestern Poland. In comparison to earlier data obtained from this region, new epidemiological trends have been revealed. We observed the shift towards anthropophilic dermatophyte infections and an increasing number of onychomycosis in children. Because of climatic variations, migration, and changing lifestyle practices, further studies on dermatophytoses are necessary to improve our knowledge on the epidemiology of fungal infections.
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