The lesions you described might be of seborrheic dermatitis
There is flaky scales with discoloration on eyebrow and forehead.
You might be having seborrhea
Exact cause is not known.
Yeast like Mellasezia might be responsible.
Stress,poor immunity,poor hygiene,internal disease like Parkinsonism may be associated.
Antifungal tablet, antifungal with steroid cream and ketoconazole
containing shampoo may be used to alleviate the lesions.
Do not worry, scar will not be there.
However, consult dermatologist
I hope you got my answer.
Dr. Ilyas Patel MD