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Chronic interdigital dermatophytic infection: a common lesion associated with potentially severe consequences

Olivier Vanhooteghem1, Gregory Szepetiuk, Dilshad Paurobally

  • 1Department of Dermatology, Sainte Elisabeth Hospital, B-5000 Namur, Belgium. ovanhooteghem@hotmail.com

Insights

Fungal infections like interdigital intertrigo and onychomycosis can lead to severe bacterial infections, especially in individuals with diabetes. Early detection and management are crucial to prevent serious complications and improve patient quality of life.

Area of Science:

  • Dermatology
  • Infectious Diseases
  • Diabetology

Background:

  • Interdigital intertrigo and onychomycosis are common fungal infections.
  • Diabetic neuropathy affects 60-70% of individuals with diabetes mellitus.
  • These conditions can lead to severe bacterial infections and complications.

Observation:

  • A patient presented with asymptomatic, warm, painless, erythematous swelling of the second left toe.
  • The lesion was clinically categorized as erysipelas with an underlying abscess.
  • Diabetes mellitus was suspected as a contributing factor.

Findings:

  • Fungal infections compromise the stratum corneum, facilitating bacterial proliferation.
  • Secondary bacterial infections can lead to serious conditions like erysipelas, cellulitis, and osteomyelitis.
  • Diabetes mellitus is a significant risk factor for these infections and their complications.

Implications:

  • Prompt diagnosis and treatment of fungal infections are essential in diabetic patients.
  • Managing underlying conditions like diabetes can prevent severe infectious complications.
  • Addressing interdigital intertrigo, tinea pedis, and onychomycosis is crucial for public health and patient well-being.

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