“…Partially treated purulent meningitis often presents CSF findings similar to tuberculous meningitis (Quaade & Kristensen, 1962). Data of several investigators revealed that only 48 % of the CSF samples examined from a total of 1098 patients suspected of having tuberculous meningitis were culture positive (Voljavec, Orton & Corpe, 1959;Lincoln, Sordillo & Davies, 1960;Weiss & Flippin, 1965; Osuntokun, Adeuja & Familusi, 1971;Bobrowitz, 1972;D'Oliveria, 1972;Steiner & Portugaleza, 1973;Escobar et al 1975;Sumaya et al 1975;Visudhiphan & Chiemchanya, 1975;Cardozo, Raidoro & Patel, 1976;Girgis et al 1976; Idriss, Sinno & Kronfol, 1976;Haas et al 1977; Bwibo, 1979;Kennedy & Fallon, 1979).…”