Review question / Objective: The research question was defined according to the PICOS criteria: P - participants of any age with a scar / keloid / hypertrophic scar. I - interventions: local management with needling, dry needling, acupuncture or combination of local needling / dry needling / acupuncture with distal acupuncture. C - comparator: local intervention (physical therapy) aimed at scar, keloid or hypertrophic scar treatment or no treatment. O - objectives: changes in pain associated with scar, keloid or hypertrophic scar. Pigmentation, vascularity, height / thickness, pliability / plasticity, itchiness of the scar area. S - study design: The articles were included based on the following inclusion criteria: full text articles in English, randomized controlled trials, clinical trials, case reports, case-series, case control studies.