Acute Necrotizing Ulcerative Gingivitis (ANUG)
Acute Necrotizing Ulcerative Gingivitis (ANUG)
This rapidly progressing infection is characterized by acute fiery-red gingivitis, soft-tissue necrosis with formation of a necrotic surface layer (referred to as a pseudomembrane), and cratering of the interproximal papillae, referred to as "punched-out papillae."
Image courtesy of Craig Fowler, DDS.
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