Periodontics · single question
Patient with gingival inflammation, interdental papilla necrosis, and fetid odor. Most likely diagnosis?
Show answer and explanation
Correct answer: B. Necrotizing ulcerative gingivitis (NUG)
NUG TRIAD: punched-out interdental papilla necrosis + FETID ODOR (fetor ex ore) + pain. Risk factors: stress, smoking, HIV, malnutrition. Organisms: Fusobacterium, Treponema, Prevotella. Treatment: debridement + metronidazole + improved oral hygiene.