Stretch mark is a common skin legion can be seen on any body part except the face on men and women. Dermis elastin and collagen tearing is the major cause and dermis remodeling treatments like fractional laser and fractional RF can be effective.

生长纹是发生在男女身上各部位（除面部）可见的皮肤病变，真皮胶原蛋白和弹力纤维的撕裂是发生的最重要原因，任何真皮重建的疗程包括点阵激光，点阵射频都可以有效治疗生长纹。