Onychomycosis is a topic covered in the Johns Hopkins ABX Guide.

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PATHOGENS

  • Trichophyton rubrum  
  • Trichophyton mentagrophytes 
  • Microsporum spp.
  • Epidermophyton floccosum 
  • Non-dermatophytes (10-20% of cases) including Fusarium, Acremonium, Scopulariopsis, Aspergillus, and yeasts (Candida is reported to be more common in fingernail infections than in toenails.)

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PATHOGENS

  • Trichophyton rubrum  
  • Trichophyton mentagrophytes 
  • Microsporum spp.
  • Epidermophyton floccosum 
  • Non-dermatophytes (10-20% of cases) including Fusarium, Acremonium, Scopulariopsis, Aspergillus, and yeasts (Candida is reported to be more common in fingernail infections than in toenails.)

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Last updated: September 27, 2019