Gingivitis, Necrotizing Ulcerative

**Definition:** An acute or chronic GINGIVITIS characterized by redness and swelling, NECROSIS extending from the interdental papillae along the gingival margins, PAIN; HEMORRHAGE, necrotic odor, and often a pseudomembrane. The condition may extend to the ORAL MUCOSA; TONGUE; PALATE; or PHARYNX. The etiology is somewhat unclear, but may involve a complex of FUSOBACTERIUM NUCLEATUM along with spirochetes BORRELIA or TREPONEMA.

**Tree numbers:** - C01.150.252.400.388.350.350 - C01.408.446 - C07.465.714.258.480.446

**Synonyms:** - Vincent Infection - Vincent's Infection - Fusospirillosis - Acute Necrotizing Ulcerative Gingivitis - Acute Membranous Gingivitis - Fusospirillary Gingivitis - Phagedenic Gingivitis - Vincent's Gingivitis - Trench Mouth - Vincent's Stomatitis