necrotizing ulcerative periodontitis

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necrotizing ulcerative periodontitis (NUP)

an inflammatory destructive disease of the gingiva which progresses to destruction of the periodontium. Compare necrotizing ulcerative gingivitis (NUG).

nec·ro·tiz·ing ul·cer·a·tive per·i·o·don·ti·tis

(nekrŏ-tīz-ing ŭlsĕr-ă-tiv perē-ō-don-tītis)
Severe and rapidly progressive disease with distinctive erythema of the free gingiva, attached gingiva, and the alveolar mucosa; extensive soft tissue necrosis that usually starts with the interdental papillae and marked loss of periodontal attachment.

necrotizing ulcerative periodontitis (NUP),

n an acute type of necrotizing periodontal disease characterized by erythema of the gingival and alveolar mucosa, ulcerated interdental papillae, interdental craters of the soft tissue and bone, and loss of periodontal attachment. May become chronic. See also gingivitis, necrotizing ulcerative (NUG).
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Necrotizing ulcerative periodontitis associated with severe congenital immunodeficiency in a prepubescent subject: clinical findings and response to intravenous immunoglobulin treatment.