The reason for the large zygomatic arch is congenital factors, while one zygomatic arch may be caused by trauma, angiolymphoma and fibrous dysplasia of the jaw. To solve the problem of zygomatic arch hypertrophy, zygomatic arch grinding or zygomatic arch reduction can be used. The reduction of zygomatic arch adopts the combined approach of scalp coronal incision, buccal groove incision, oral incision combined with scalp coronal incision or small incision before ear, and the reduction of zygomatic arch mainly adopts the methods of zygomatic osteotomy and displacement, zygomatic grinding and zygomatic maxilla osteotomy. Get more professional answers about facial plastic surgery to help you become beautiful as soon as possible!