How do you get tested for tuberculosis and hepititis?

PPD/CHEST XRAY/Blood. Tuberculosis is diagnosed by doing PPD test and if positive Chest Xray to diagnose active disease or rule out active disease Hapatitis is not related to Tuberculosis and if suspected clinically is confirmed by blood test which will show elevted liver enzymes and Hepatitis profile to find what kind of Hepatitis A,B,C or other and sometime viral count as well.and geno type.
Blood test. For TB you can get skin (PPD) or blood (quantiferon) test. For hepatitis first you check liver enzymes, if elevated you can get either titers or pcr for hep a, b and c and others such as cmv, ebv among others.