MAPT and meningeal tuberculosis: [9, 21, 22] Moreover, we found out that classical markers of TBM disease activity had a good correlation with Aβ1–42: low glucose and higher cells correlates with lower amyloid, BBB damage expressed by CSAR, as well as P-Tau, resulted higher in lower Aβ1–42 (Fig. 4) [20, 23].