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Inducing Meningococcal Meningitis Serogroup C in Mice via Intracisternal Delivery

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Published on: November 5, 2019

Scrub typhus meningitis or meningoencephalitis.

Dong-Min Kim¹, Jong-Hoon Chung, Na-Ra Yun

¹Departments of Internal Medicine, Neurosurgery, Orthopedic Surgery, and Preventive Medicine, School of Medicine, Chosun University, Gwangj, Republic of Korea; College of Pharmacy, Institute of Bioequivalence and Bridging Study, Gwangj, Republic of Korea.

The American Journal of Tropical Medicine and Hygiene

|October 30, 2013

Summary

Scrub typhus can cause meningitis or meningoencephalitis even with early doxycycline treatment. Pneumonitis is a key predictor for developing these severe central nervous system complications.

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Area of Science:

Infectious Diseases
Neurology
Pathology

Background:

Orientia tsutsugamushi infection, known as scrub typhus, can lead to systemic organ invasion.
Vasculitis is a hallmark of Orientia tsutsugamushi infection, potentially causing severe neurological complications like meningitis and meningoencephalitis.

Purpose of the Study:

To investigate clinical and laboratory features of scrub typhus meningitis or meningoencephalitis.
To determine therapeutic outcomes and predictor factors for these neurological complications.

Main Methods:

Retrospective case-control study design.
Inclusion of 22 scrub typhus patients with meningitis/meningoencephalitis (cases) and 303 without (controls).
Multivariate analysis to identify associated factors.

Main Results:

Pneumonitis was significantly associated with the occurrence of scrub typhus meningitis and meningoencephalitis (OR 8.9, P < 0.001).
Neurological complications occurred in some patients despite early administration of appropriate antimicrobials like doxycycline.

Conclusions:

Pneumonitis is a critical predictor for developing scrub typhus meningitis or meningoencephalitis.
Physicians must remain vigilant for neurological complications, even during appropriate doxycycline therapy.
Close patient observation is essential, especially for those with risk factors like pneumonitis.