Determination and Validation of a Lower Cut Off Value of Cerebrospinal Fluid Adenosine Deaminase (CSF-ADA) Activity in Diagnosis of Tuberculous Meningitis
Autor: | Raviraj, Renoy A Henry, G. Ganapathi Rao |
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Jazyk: | angličtina |
Rok vydání: | 2017 |
Předmět: | |
Zdroj: | Journal of Clinical and Diagnostic Research, Vol 11, Iss 4, Pp OC22-OC24 (2017) |
Druh dokumentu: | article |
ISSN: | 2249-782X 0973-709X |
DOI: | 10.7860/JCDR/2017/25823.9625 |
Popis: | Introduction: Tuberculous meningitis is an infection of the meninges caused by Mycobacterium tuberculosis. It is one of the most common infectious diseases of the Central Nervous System (CNS) and a major health problem in developing countries like India. If there is delay in diagnosis and initiation of specific treatment, it causes significant morbidity and mortality. CSF-ADA 10 U/l is the standard cut off value that is used for differentiation between Tuberculous (TBM) and Non-Tuberculous Meningitis (non-TBM). Aim: To determine and validate a lower cut off value for CSFADA for diagnosing TBM in an Indian setting. Materials and Methods: This was a prospective study involving 85 cases of meningitis whose CSF were analysed and ADA estimated using an enzymatic deamination assay kit. Diagnosis of various types of meningitis was made based on specified diagnostic criteria. The comparison of mean value of CSF- ADA activity of the two types of meningitis was done using two Sample t-test. A p-value of |
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