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Emerging fungal diseases: the importance of the host

Gary W Procop1, Glenn D Roberts

  • 1Section of Clinical Microbiology, The Cleveland Clinic Foundation, L40, 9500 Euclid Avenue, Cleveland, OH 44195, USA. procopg@ccf.org

Clinics in Laboratory Medicine
|August 25, 2004
PubMed

Insights

Fungal infections are increasing due to weakened immune systems from treatments like chemotherapy and organ transplants. Prompt diagnosis by clinicians, pathologists, and mycologists is crucial for patient care.

Area of Science:

  • Medical Mycology
  • Immunology
  • Infectious Diseases

Background:

  • Increasing incidence of human diseases caused by yeasts and molds.
  • Fungal pathogens were previously considered harmless saprophytes.
  • Changes in the human host immune status are driving this increase.

Purpose of the Study:

  • To highlight the rising threat of fungal infections in clinical settings.
  • To emphasize the role of host factors in fungal pathogenesis.
  • To underscore the need for interdisciplinary communication in diagnosing fungal diseases.

Main Methods:

  • Review of current understanding of fungal infections.
  • Analysis of factors contributing to increased fungal disease.
  • Emphasis on diagnostic collaboration.

Main Results:

  • Fungal infections are more prevalent due to altered host immunity.
  • Immunosuppression from HIV, chemotherapy, organ transplantation, and corticosteroids are key factors.
  • Previously non-pathogenic fungi are now causing disease in susceptible individuals.

Conclusions:

  • The rise in fungal diseases is primarily due to changes in the human host, not fungal virulence.
  • Effective management requires improved communication among clinicians, pathologists, and clinical mycologists.
  • Accurate and timely diagnosis is essential for treating opportunistic fungal infections.

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