Epidemiological aspects and characterization of the resistance profile of Fusarium spp. In patients with invasive fusariosis

dc.contributor.authorda Rosa, Priscila Dallé
dc.contributor.authorRamirez-Castrillon, Mauricio
dc.contributor.authorBorges, Rafael
dc.contributor.authorAquino, Valério
dc.contributor.authorFuentefria, Alexandre Meneghello
dc.contributor.authorGoldani, Luciano Zubaran
dc.date.accessioned2025-07-11T22:44:48Z
dc.date.available2025-07-11T22:44:48Z
dc.date.issued2021
dc.description.abstractIntroduction. The remarkable intrinsic resistance of Fusarium species to most antifungal agents results in high mortality rates in the immunocompromised population. Aims. This study aimed to investigate the epidemiology, clinical features and antifungal susceptibility of Fusarium isolates in patients with invasive fusariosis. Methodology. A total of 27 patients admitted to a referral hospital from January 2008 to June 2017 were evaluated. Antifungal susceptibility testing of isolates was performed by broth microdilution according to the Clinical and Laboratory Standards Institute guidelines. Results. Haematological malignancy was the predominant underlying condition, with an incidence of invasive fusariosis of 14.8 cases per 1000 patients with acute lymphoid leukaemia and 13.1 cases per 1000 patients with acute myeloid leukaemia. The Fusarium solani species complex (FSSC) was the most frequent agent group, followed by the Fusarium oxysporum species complex (FOSC). Voriconazole showed the best activity against Fusarium, followed by amphotericin B. Itraconazole showed high minimum inhibitory concentration values, indicating in vitro resistance. Clinical FSSC isolates were significantly (P<0.05) more resistant to amphotericin B and voriconazole than FOSC isolates. Conclusion. The present antifungal susceptibility profiles indicate a high incidence of fusariosis in patients with haematological malignancy. Species- and strain-specific differences in antifungal susceptibility exist within Fusarium in this setting
dc.identifier.citationda Rosa, P. D., Ramirez-Castrillon, M., Borges, R., Aquino, V., Fuentefria, A. M., & Goldani, L. Z. (2021). Epidemiological aspects and characterization of the resistance profile of Fusarium spp. In patients with invasive fusariosis. Journal of Medical Microbiology, 68(10), 1489–1496. https://doi.org/10.1099/JMM.0.001059
dc.identifier.issn00222615
dc.identifier.urihttps://repositorio.usc.edu.co/handle/20.500.12421/7420
dc.language.isoen
dc.subjectAntifungal susceptibility
dc.subjectFusarium oxysporum species complex
dc.subjectFusarium solani species complex
dc.subjectInvasive fusariosis
dc.titleEpidemiological aspects and characterization of the resistance profile of Fusarium spp. In patients with invasive fusariosis
dc.typeArticle

Files

Original bundle
Now showing 1 - 1 of 1
No Thumbnail Available
Name:
Artículo.pdf
Size:
632.4 KB
Format:
Adobe Portable Document Format
License bundle
Now showing 1 - 1 of 1
No Thumbnail Available
Name:
license.txt
Size:
1.71 KB
Format:
Item-specific license agreed upon to submission
Description: