Zygomycosis in two hematologic cases

M T García-Romero1, J García-Méndez, R Arenas

  • 1Departments of Dermatology, Hospital General Dr. Manuel Gea González, 14080 Mexico City, Mexico.

Insights

Zygomycosis is a rare but serious fungal infection in hematologic patients. Early diagnosis and surgical intervention are crucial for survival, as demonstrated in two case studies.

Area of Science:

  • Mycology
  • Hematology
  • Infectious Diseases

Background:

  • Zygomycosis, an invasive mold infection, is infrequently diagnosed in hematologic patients.
  • Risk factors include prolonged neutropenia, broad-spectrum antibiotic use (e.g., voriconazole), diabetes mellitus, malnutrition, and iron overload (potentially with deferoxamine).

Observation:

  • Two hematologic patients (leukemia, aplastic anemia) with impaired immunity developed zygomycosis.
  • One patient survived due to prompt diagnosis and surgical debridement.
  • The second patient, misdiagnosed with thrombocytopenic ecchymosis, succumbed to central nervous system involvement.

Findings:

  • Zygomycosis presents a poor prognosis due to vital structure involvement and delayed diagnosis.
  • Aggressive treatment historically involved amphotericin B and surgical debridement.

Implications:

  • Highlights the critical need for early zygomycosis diagnosis in immunocompromised hematologic patients.
  • Emphasizes the life-saving role of timely surgical intervention alongside appropriate antifungal therapy.
  • Underscores the potential for fatal outcomes with misdiagnosis, particularly CNS zygomycosis.

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