A case of cerebral nocardiosis successfully treated with trimethoprim-sulfamethoxazole
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1Department of Neurology, Chang Gung Memorial Hospital, Chang Gung Medical College, Taipei, Taiwan, R.O.C.
Abstract:
Nocardiosis is an opportunistic infection that often occurs in patients who are in an immunosuppressive state. It is often difficult to treat and the mortality is high. We report on an immunocompromised patient who suffered from cerebral nocardiosis with multiple brain abscesses which was successfully treated with trimethoprim-sulfamethoxazole (TMP-SMX) for a period of 6 months. The resolution of the brain abscesses with this treatment was documented by serial CT scans. Our experience indicates that a short course of TMP-SMX in a low dose may not be effective in preventing the spread of nocardiosis to the central nervous system (CNS). We recommend a prolonged course of a high dose of TMP-SMX in the treatment of CNS nocardiosis.
Insights
Nocardiosis, a serious opportunistic infection, can affect the brain. Prolonged, high-dose trimethoprim-sulfamethoxazole (TMP-SMX) treatment is recommended for successful outcomes in cerebral nocardiosis.
Area of Science:
- Infectious Diseases
- Neurology
- Microbiology
Background:
- Nocardiosis is an opportunistic infection common in immunocompromised individuals.
- Cerebral nocardiosis presents a significant treatment challenge with high mortality rates.
Observation:
- A case study of an immunocompromised patient with cerebral nocardiosis and multiple brain abscesses is presented.
- Treatment involved trimethoprim-sulfamethoxazole (TMP-SMX) over six months, with resolution confirmed by serial CT scans.
Findings:
- A prolonged, high-dose TMP-SMX regimen is crucial for effectively treating central nervous system (CNS) nocardiosis.
- Short-term, low-dose TMP-SMX may be insufficient to prevent or treat CNS involvement.
Implications:
- This case highlights the importance of extended and aggressive treatment for cerebral nocardiosis.
- Findings suggest a need for revised treatment protocols for CNS nocardiosis to improve patient outcomes.