Infectious Disease Compendium

Pseudallescheria

Microbiology

An environmental mold. Asexual form is Scedosporium. P . boydii, Pseudallescheria angusta, Pseudallescheria ellipsoidea, Pseudallescheria fusoidea, Pseudallescheria minutispora, and Scedosporium aurantiacum

Epidemiologic Risks

Trauma to soft tissues, cytotoxic neutropenia. Found in soil, water and manure.

Syndromes

Focal infections of skin (mycetoma), eyes, and disseminated disease; lung and brain infections predominate.

Lung infection in cystic fibrosis (PubMed).

Treatment

Probably voriconazole but depends in species (PubMed). Combine with surgical resection if possible is critical for a good outcome.

Notes

Resistant to amphotericin B.

Last Update: 04/03/18.