title: Ulcerative lesions of the oral cavity.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001528:Behcet Syndrome / Q000473:pathology; D002648:Child; D003874:Dermatitis Herpetiformis / Q000473:pathology; D004892:Erythema Multiforme / Q000473:pathology; D005260:Female; D005892:Gingivitis, Necrotizing Ulcerative / Q000473:pathology; D006561:Herpes Simplex / Q000473:pathology; D006562:Herpes Zoster / Q000473:pathology; D006801:Humans; D008010:Lichen Planus / Q000473:pathology; D008179:Lupus Erythematosus, Discoid / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009059:Mouth Diseases / Q000473:pathology*; D009061:Mouth Mucosa / Q000293:injuries; D010390:Pemphigoid, Benign Mucous Membrane / Q000473:pathology; D010392:Pemphigus / Q000473:pathology; D013281:Stomatitis, Aphthous / Q000473:pathology; D014211:Treponemal Infections / Q000473:pathology; D014456:Ulcer