Scabs fall off with white marks is usually a normal phenomenon, proving that the degree of skin damage has caused localized pigment loss, some patients can be healed by the skin’s self-repair in 3-6 months, and some patients will be left with permanent loss of pigment. White marks appear after the scabs fall off is usually a relatively normal phenomenon, the depth of skin damage to the basal layer, due to damage to the melanocytes, resulting in healing after the loss of pigmentation. Later recovery is related to the depth and area of the local skin damage, some of the finer, shallower linear skin damage left behind by the loss of pigmentation can be recovered in about 6 months, most of the loss of pigmentation is permanent. If the scabs fall off in the early stage, you can consider using drugs such as growth factor gel to help repair, another thing to note is that the healing process of the skin lesions may be a certain degree of itching symptoms, to try to control not to scratch the affected area. It is recommended that patients who wish to improve their condition visit a regular healthcare provider and follow the advice of a specialist in the use of medication.