Why do scars become itchy?
Dec 29, 2022
Source: Cainiu Health
Dr. Huang Lingjuan
Introduction
Scars may itch primarily because nerves are repairing themselves, and this itching sensation indicates that the wound has entered the final stage of healing. It is recommended not to scratch or pick at the scab with your hands, and to keep the area clean and hygienic. Itchy scars are considered a cause of scarring. After skin injury, inadequate local care may lead to scar formation.
Scars are quite common. They may form after injuries, surgeries, or burns. If a scar has been present for a long time, it may even lead to scar hypertrophy. Why do scars become itchy?
Why Do Scars Itch?
Itching in scars mainly occurs due to nerve regeneration during the healing process, which indicates that the wound is entering the final stage of recovery. It is recommended not to scratch or pick at the scab, and to maintain cleanliness and hygiene in the affected area. Itchy scars are often considered a sign of active scarring. After skin injury, inadequate local care may result in scar formation. Long-term consumption of spicy foods may also irritate local skin tissue, leading to scar proliferation and localized itching. If scar symptoms are not severe, laser treatment can be considered to help restore the skin.
The effect of laser treatment for scar removal is relatively ideal. It works on the principle of photothermal energy penetrating deep into the skin, stimulating the underlying layers to promote reorganization of collagen and elastic fibers, thereby repairing damaged cells and effectively reducing scars. After recovery, the treated area usually appears smoother and flatter, with minimal risk of uneven texture.
In daily life, proper sun protection for the skin is also essential. Remember to use umbrellas or wear wide-brimmed hats when going outdoors, and avoid prolonged exposure to direct sunlight to prevent hyperpigmentation. Before the wound fully heals, maintaining its cleanliness and hygiene remains crucial. We hope this information is helpful to you. Wishing you good health and happiness.
