Coccidioidomycosis in renal replacement therapy

Insights

Coccidioidomycosis risk in Arizona renal transplant patients is low, with only 6.9% experiencing symptomatic infection. Male sex and blood type B increased dissemination risk, but transplantation remains viable in endemic areas.

Area of Science:

  • Nephrology
  • Infectious Diseases
  • Mycology

Background:

  • Renal transplantation in coccidioidomycosis-endemic areas raises safety concerns.
  • Immunosuppressed populations are at higher risk for fungal infections.

Purpose of the Study:

  • To determine coccidioidomycosis incidence and risk factors in dialysis and renal transplant patients in Arizona.
  • To analyze the clinical course and outcomes of coccidioidomycosis in these patient groups.

Main Methods:

  • Retrospective chart review of 721 dialysis patients and 260 renal transplant recipients.
  • Analysis of symptomatic infection rates, risk factors (sex, blood type), and diagnostic methods (urine fungal cultures).

Main Results:

  • Symptomatic coccidioidomycosis occurred in 0.83% of dialysis patients and 6.9% of transplant recipients.
  • Male sex and blood type B were associated with dissemination.
  • Urine fungal cultures proved valuable for diagnosis.
  • Mortality was high (63%) in disseminated cases, but survival was possible.

Conclusions:

  • The low incidence of coccidioidomycosis does not contraindicate renal transplantation in Arizona.
  • Patients with existing transplants should avoid endemic areas.
  • Risk stratification and careful monitoring are crucial for immunosuppressed patients in endemic regions.

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