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Tuberculosis of the central nervous system in children
1Department of Pediatrics, Baylor College of Medicine, Houston, TX, USA.
Insights
Tuberculosis meningitis in children is a serious complication of untreated tuberculosis infection. Early recognition and treatment are crucial to prevent severe outcomes and complications.
Area of Science:
- Neurology
- Infectious Diseases
- Pediatrics
Background:
- Tuberculosis (TB) is a major global infectious disease.
- Tuberculous meningitis (TBM) affects 1-2% of children with untreated TB infection.
- 186 cases of TBM were reported in the US in 1997.
Purpose of the Study:
- To highlight the challenges in early diagnosis of TBM.
- To describe the clinical and radiographic manifestations of TBM.
- To emphasize the importance of prompt treatment and public health management.
Main Methods:
- Review of clinical and epidemiological data on TBM.
- Analysis of diagnostic difficulties related to Mycobacterium tuberculosis detection.
- Evaluation of treatment outcomes and complications.
Main Results:
- TBM presents with diverse initial symptoms, complicating early diagnosis.
- Clinical and radiographic features stem from basilar meningitis, infarction, and vasculitis.
- Delayed diagnosis is associated with increased complications despite favorable chemotherapy response.
Conclusions:
- Early diagnosis of TBM is challenging due to protean manifestations and difficult pathogen detection.
- Prompt antituberculosis chemotherapy is essential, but complications are common with delayed diagnosis.
- Preventing CNS tuberculosis in children relies on effective public health management of known TB cases.
Abstract:
Tuberculosis remains one of the most common and important infectious diseases in the world. Between 1% and 2% of children with untreated tuberculosis infection will develop tuberculous meningitis. In 1997, 186 cases of tuberculous meningitis were reported in the United States. The initial clinical manifestations of tuberculous meningitis are protean, making early disease difficult to recognize. The clinical and radiographic manifestations of tuberculous meningitis result from the combination of basilar meningitis, infarction, and vasculitis. Early diagnosis can be problematic as Mycobacterium tuberculosis is difficult to detect by rapid tests. Although the response to antituberculosis chemotherapy is generally favorable, complications commonly occur, particularly if the diagnosis is delayed. With appropriate public health management of known tuberculosis cases, cases of CNS tuberculosis in children can be prevented.