Antifungal therapies in the intensive care unit
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Updated: Jul 5, 2026

Broth Microdilution In Vitro Screening: An Easy and Fast Method to Detect New Antifungal Compounds
Published on: February 14, 2018
Ranjan Chowdhry1, William L Marshall
1Division of Infectious Disease, Department of Medicine, University of Massachusetts Medical School, Worcester, Massachusetts 01605, USA.
Abstract:
Fungal infections are increasing nationwide, paralleling increases in the number of immunosuppressed hosts. Most of the candida infections seen in the intensive care unit are likely due to iatrogenic factors such as hyperalimentation, catheters, broad-spectrum antibiotics, and postprocedure complications that are prevalent in intensive care unit patients. Delays in appropriate therapy are common and may compromise care. Fortunately, the recognition of several clinical syndromes in the intensive care unit that require specialized treatment can improve outcomes. The issue of antifungal prophylaxis has to be balanced against issues of resistance, and current guidelines are reviewed here for prophylactic use of fluconazole only in selected intensive care unit patients. Finally, several new antifungal agents are available to treat the emerging resistant fungi, with better toxic/therapeutic ratios than in the past. Thus, there are an increasing number of safer and more effective options for treating fungal infections in the intensive care unit.
Insights
Fungal infections are rising, especially in intensive care units (ICUs). New antifungal agents and targeted prophylaxis strategies offer improved treatment options for these serious infections.
Area of Science:
- Infectious Diseases
- Critical Care Medicine
- Mycology
Background:
- Rising incidence of fungal infections nationwide, particularly among immunosuppressed individuals.
- Intensive care unit (ICU) fungal infections often linked to iatrogenic factors like catheters and broad-spectrum antibiotics.
- Delays in diagnosis and treatment can negatively impact patient outcomes in ICUs.
Purpose of the Study:
- To review clinical syndromes requiring specialized treatment in ICUs.
- To discuss current guidelines for antifungal prophylaxis, including fluconazole use in select ICU patients.
- To highlight new antifungal agents for treating resistant fungal strains.
Main Methods:
- Review of current literature on fungal infections in intensive care units.
- Analysis of clinical syndromes and treatment strategies.
- Evaluation of antifungal prophylaxis guidelines and new therapeutic agents.
Main Results:
- Recognition of specific ICU fungal syndromes can improve patient care.
- Antifungal prophylaxis, such as fluconazole, is recommended only for select ICU patients due to resistance concerns.
- Newer antifungal agents offer improved safety and efficacy profiles for treating resistant fungi.
Conclusions:
- Effective management of ICU fungal infections requires recognizing specific syndromes and optimizing therapy.
- Careful consideration of antifungal resistance is crucial when implementing prophylaxis strategies.
- Advances in antifungal medications provide safer and more effective treatment options for critically ill patients.
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