Snow Search tennis

How long does the TB test stay in your system? - oval hives pictures

What could this brand?
I have a small oval-shaped mark on his arm, which was about an inch in diameter, similar to a burn less (as if his arm touch a hot pan is) a week ago, not published (I) to burn. Its just the place where he underwent a test for tuberculosis, but it was in October! It is light red / black, but the future. Yesterday species irregularly for about two hours to germinate and chop a small white dot in the middle, then back on their feet. Today, it looks like last week, sweet, slightly raised and very little discolored. What is it?
3 hours - 3 days to respond.
More details
3 hours ago

This is not acne.
3 hours ago

IHad chicken pox and chronic idiopathic urticaria is approximately one years (over 5 years), which spontaneously disappeared. If you roll upwards, not like a pimple or insect bite, because it has stagnated in contradiction to the earth (some parts were higher than others). The central white spot is still there) is (weak, but very small and the size of a pin. The brand itself is hardly noticeable most of the time only slightly discolored.