Thanks for your question and posting pictures. From the pictures, I can't tell what caused it. At this point, I would consider it PIH or Post Inflammatory Hyperpigmentation. I'm not sure of your skin type, but it looks a little dark. I would probably recommend a series of PicoSure FOCUS tre...
I would use a combination of subcision, fillers, PRP SC, fractional laser, and scar modulation with Plato's Scar Serum. Best, Dr. Karamanoukian#Realself100 Surgeon
I would use a combination of fractional laser, subcision, Plato's Scar Serum, PRP SC, and fillers to improve your forehead scars.Best, Dr. Karamanoukian#Realself100 Surgeon