How is skin black dot to return a responsibility

There are small black spots on the skin. If they are good at the proximal end of the upper limbs, cheeks and thighs, generally speaking, puberty gradually worsens, this disease is called keratosis pilaris. It is an autosomal dominant genetic disease. It is mainly due to excessive keratosis of hair and hair follicles, making the skin look like a lot of goosebumps. Generally speaking, because it is a genetic factor, it is difficult to cure. If you use urea cream for a long time, there will be a little effect after a long time, but urea cream stops, this disease is easy to turn back immediately, basically can not cure.