Time Between Tb Tests What Is A 2 Step TB Test And How Long In Between The First Do You Have To Get The Second Step?

What is a 2 step TB test and how long in between the first do you have to get the second step? - time between tb tests

Never heard of testing for TB is supported itcalled 2nd Most TB test wheal is injected under the skin of the forearm and should be read in 48-72 hours. Sometimes bruising is normal. Redness, swelling and a raised area around the injection site can be a positive result. Everything depends on how far the reaction. This does not mean you have active TB, though! You now have a chest X-ray and do tests. Also, it should, if possible, exposure to TB will be tested again in 2 months.