If the symptoms persist, then it would be best to get it confirmed from a trichologist. Regarding the
hair loss, unless and until the
hair follicles are intact,
hair will regrow. Otherwise you may need hair transplantation.
It is very difficult to precisely confirm a diagnosis without examination and investigations and the answer is based on the medical information provided. For exact diagnosis, you are requested to consult your doctor. I sincerely hope that helps.