Scar hyperplasia is a pathological change caused by the overgrowth of newborn granulation tissue stimulated by various factors, and the common causes include scarring, infection and adverse stimuli.
1. Scarring: there is no clear reason for the formation of scarring, may be related to family genetics, this group of people in the skin damage, wound healing will form some scars, and may be accompanied by varying degrees of itching or pain.
2. Infection: When the wound is repeatedly infected, the inflammatory factor will cause stimulation to the newborn granulation tissue, leading to excessive tissue proliferation, thus forming scars.
3. Adverse stimulation: After the skin is damaged, without effective care, the wound is repeatedly stimulated by some adverse factors, which will lead to excessive proliferation of subcutaneous elastic fibers, which is also the main reason for the formation of some elevated scars.
As there are many factors affecting the formation of scars, the specific situation needs to be analyzed by the doctor in conjunction with the clinical manifestations.