<prompt> The probable pleural fluid finding in tuberculous pleural effusion among the following is :Protein 5gdl, low glucose, pH 7.2Protein 5 gdl , high glucose, pH 7.4Protein 3 gdl , low glucose , pH 7.2Protein 4 gdl , high glucose , pH 7.2  <response>: The fluid is straw colored and at times hemorrhagic; it is with a protein concentration 50 of that in serum usually 4-6 gdL, a normal to low glucose concentration, a pH of 7.3 occasionally 7.2, and detectable white blood cells usually 500-6000L. Reference: Harrisons Principles of Internal Medicine, 18th Edition, Page 1346 