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Updated: Aug 29, 2026

An Ex vivo Assay to Study Candida albicans Hyphal Morphogenesis in the Gastrointestinal Tract
Published on: July 1, 2020
[Fungal infections in transplantation patients]
Claudia Colomba1, Spinello Antinori
1Istituto di Patologia Infettiva e Virologia, Università, Palermo. claudia.colomba@libero.it
Abstract:
Invasive fungal infections have became one of the principal obstacles to successful solid organ and bone marrow transplantation. The natural history and incidence of systemic fungal infection varies with the type of organ transplanted and the immunosuppressive therapy administered; the majority of infections occur within the first two months after transplantation. The most common fungi that cause disease in transplant recipients are Candida spp. and Aspergillus spp. The clinical presentations of fungal infections in solid-organ transplant recipients are non specific and often overlap with other infectious and non infectious processes; for this reason it's important maintain a high index of suspicion for this type of infection so to start an aggressive diagnostic and therapeutic approach. Difficulty in establishing an etiological diagnosis, lack of effective therapy in certain situations, difficult management of certain antifungal drugs due to toxicity and/or interaction with immunosuppressive drugs, and limited data on effective antifungal prophylactic regimens in solid-organ transplantation represent major problems in the treatment of fungal infection in this population.
Insights
Invasive fungal infections pose a significant threat to transplant recipients, often occurring within two months post-transplant. Early suspicion and aggressive management are crucial due to diagnostic and therapeutic challenges.
Area of Science:
- Transplantation Medicine
- Infectious Diseases
- Mycology
Background:
- Invasive fungal infections (IFIs) are a major complication in solid organ and bone marrow transplant recipients.
- Incidence and type of IFIs vary based on transplanted organ and immunosuppression, with most infections occurring within two months post-transplant.
- Candida spp. and Aspergillus spp. are the most frequent fungal pathogens in this vulnerable population.
Purpose of the Study:
- To highlight the challenges in diagnosing and treating invasive fungal infections in transplant recipients.
- To emphasize the need for a high index of suspicion for early detection and intervention.
- To discuss the difficulties associated with antifungal drug management and the lack of established prophylactic regimens.
Main Methods:
- Review of clinical presentations and epidemiological data of fungal infections in transplant patients.
- Analysis of diagnostic and therapeutic challenges.
- Examination of antifungal drug toxicity and interactions with immunosuppressants.
Main Results:
- Fungal infections present non-specifically, often mimicking other conditions, necessitating a high index of suspicion.
- Difficulties in etiological diagnosis and limited effective therapeutic options complicate patient management.
- Antifungal drug toxicity, drug interactions with immunosuppressants, and insufficient prophylactic data present significant treatment hurdles.
Conclusions:
- Early and aggressive diagnostic and therapeutic approaches are vital for managing invasive fungal infections in transplant recipients.
- Addressing challenges in diagnosis, treatment efficacy, drug management, and prophylaxis is critical for improving outcomes.
- Further research is needed to develop effective antifungal prophylactic strategies for solid-organ transplantation.
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