Analysis of Causative Factors and Potential Predictors of Onychomycosis: A Retrospective Single-Center Study in Poland

  • 0Department of Dermatology, Jagiellonian University Medical College, Botaniczna 3, 31-503 Cracow, Poland.

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Summary

This summary is machine-generated.

Onychomycosis, a fungal nail infection, impacts patient quality of life. Clinical data cannot reliably predict fungal culture results, necessitating diagnostic confirmation before antifungal treatment.

Area Of Science

  • Dermatology
  • Mycology
  • Infectious Diseases

Background

  • Onychomycosis is a common fungal nail infection affecting patient quality of life.
  • Accurate diagnosis is crucial for effective antifungal treatment.

Purpose Of The Study

  • To analyze onychomycosis cases by fungal species, infection site, and patient demographics.
  • To evaluate the predictive value of clinical and demographic data for positive mycological cultures.

Main Methods

  • Retrospective analysis of 2722 patients with nail samples.
  • Investigation using direct microscopy and mycological culture.
  • Assessment of predictive models including logistic regression and k-nearest neighbors.

Main Results

  • <i>Trichophyton rubrum</i> was the most frequent fungus in toenails; <i>Candida albicans</i> in fingernails.
  • Fungal incidence varied significantly by patient age and sex.
  • Predictive models lacked clinically useful accuracy for forecasting culture results.

Conclusions

  • Confirmatory mycological diagnostics are essential prior to initiating antifungal therapy for onychomycosis.
  • Simple clinical and demographic data are insufficient predictors of fungal nail infection presence.