Woolly furuncle has the following characteristics:
1. Generally, there are red inconspicuous protrusions on the chest or back.
2, the number is generally small and not uniform.
3. Pressing the protrusion with a toothpick or something slightly sharp will sink and slowly recover.
4. The skin is tight.
5, pick the red protrusion with a needle, without bleeding, you will see silk, because it looks like wool, so it is called wool boil.
1, the best identification method of wool boils
The black spots of sweat pores are wool furuncle, and there are wool-like fibers when picking, without bleeding; If it is not a wool boil, the needle will break through the skin.
2. Simple identification method of wool boils
Put the match head under your chest and see if the pit is getting up soon. The pit is tender when it is red and light, and old when it is purple and black.