Acute necrotizing ulcerative periodontitis
Definition Acute necrotizing ulcerative periodontitis (ANUP) is a special form of periodontitis that usually results from acute necrotizing ulcerative gingivitis (ANUG). In acute necrotizing ulcerative periodontitis not only the gums are affected, as in gingivitis, but especially the periodontium. It is a rapidly progressing inflammation accompanied by acute pain, which leads to tissue decay (necrosis) … Acute necrotizing ulcerative periodontitis