What are the “black spots” that appear after age spots? How to solve them?
Article source: https://www.litonlaser.com/picosecond-laser-treatment-for-age-spots-and-pigmentation/ 1. Brief description. When using picosecond laser to treat age spots, I believe everyone will encounter the problem of “ blackening again ” after the treatment of age spots. Many people ask, after the scabs are removed, the age spots are indeed gone, but after about a month, they grow again. How to solve this? First of all, this phenomenon does not mean that age spots grow again, because the spots that have been removed cannot grow so fast. This is a manifestation of post-inflammatory pigmentation , that is, PIH, so the core point of solving it is to solve the pigmentation. Post-inflammatory pigmentation (PIH) mostly occurs in Asians, and the degree of post-inflammatory pigmentation is closely related to skin color, degree and depth of inflammation, degree of basement membrane damage and melanocytes. It is also affected by some human factors, su...