trench mouth medical definition

An acute, sometimes recurrent lesion of the mouth, gums, and throat often associated with fusiform bacilli and spirochetes, marked by ulceration and necrosis of the gum margin, destruction of the interdental papillae, and foul breath. Also called acute necrotizing ulcerative gingivitis, fusospirillary gingivitis, fusospirochetal gingivitis, necrotizing ulcerative gingivitis, ulceromembranous gingivitis, Vincent's angina, Vincent's disease.