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Neurovascular Complications of Iatrogenic Fusarium solani Meningitis

Nora Strong1, Grant Meeks1, Sunil A Sheth1

  • 1From McGovern Medical School, University of Texas Health Science Center at Houston, Houston (N.S., G.M., S.A.S., L.M., C.T., A.B., A.W., M.M., L.O.-Z.), the University of Texas Medical Branch, Galveston (P.K., H.S.), and the University of Texas Rio Grande Valley-Harlingen, Harlingen (J.C.M., V.P., A.E.H.) - all in Texas; and the Infectious Diseases Pathology Branch, Division of High Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases (J.A.V., S.R.-S.), and the Mycotic Diseases Branch, Division of Foodborne, Waterborne, and Environmental Diseases (T.C., J.A.W.G., D.J.S.), Centers for Disease Control and Prevention, Atlanta.

The New England Journal of Medicine
|February 7, 2024
PubMed

Insights

A rare Fusarium meningitis outbreak in Mexico affected surgical patients, causing severe brain stem damage and high mortality. The fungus proved resistant to all U.S. antifungal drugs, limiting treatment options.

Area of Science:

  • Infectious Diseases
  • Neuroscience
  • Medical Microbiology

Background:

  • Nosocomial Fusarium meningitis outbreak identified in immunocompetent patients post-epidural anesthesia surgery.
  • The outbreak had a high predilection for the brain stem and vertebrobasilar arterial system.
  • Associated with high mortality due to vessel injury.

Purpose of the Study:

  • To report clinical data, courses, and outcomes of 13 patients in the outbreak.
  • To highlight severe complications of Fusarium infection acquired via epidural anesthesia.
  • To underscore limited effective treatment options.

Main Methods:

  • Retrospective analysis of clinical data from 13 affected patients.
  • Review of patient outcomes and clinical courses.
  • In vitro susceptibility testing of the causative organism.

Main Results:

  • Patients presented with symptoms after a median delay of 39 days.
  • Fusarium species demonstrated resistance to all U.S.-approved antifungal medications in vitro.
  • High mortality associated with central nervous system vessel injury.

Conclusions:

  • Fusarium meningitis following epidural anesthesia poses a severe threat with limited therapeutic options.
  • The organism's resistance to standard antifungals necessitates novel treatment strategies.
  • Early recognition and intervention are critical for improving outcomes in such rare infections.

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