Thanks for writing in.
The condition she is suffering from keloid or hypertrophic scar
It can occur due to keloidal tendency.
Treatment can be cryotherapy
, intralesional steroids
, silicon gel etc.
With correct treatment the keloid can be treated effectively.
Earlier the treatment taken better are the results.
They are available at dermatology clinics.
Please consult a good dermatologist
for proper examination and prescription medications.
Hope this helps.