《英文msh詞典》Oral Ulcers
[入口詞] Oral Ulcers
[主題詞] Oral Ulcer
[英文釋義] A loss of mucous substance of the mouth showing local excavation of the surface,resulting from the sloughing of inflammatory necrotic tissue. It is the result of a variety of causes,e.g.,denture irritation,aphthous stomatitis (STOMATITIS,APHTHOUS); NOMA; necrotizing gingivitis (GINGIVITIS,NECROTIZING,ULCERATIVE); TOOTHBRUSHING; and various irritants. (From Jablonski,Dictionary of Dentistry,1992,p842)