Keloids and hypertrophic scars are two common types of pathological scars. Theincidence of keloids reported in the published literature ranges from 0.09% to 16%Dark-skinned patients have a higher incidence of keloids compared to patients withlight-colored skinIn addition, a study has shown that individuals with Fitzpatrick skin types 4-6 were more likely to develop hypertrophic scars after burns than individuals with skin types 1-3.