Necrotising Ulcerative gingivitis main points

追加: 2026-06-04

[00:00:00]NUG, necrotizing ulcerative gingivitis, trench mouth, Vincent infection. Most common age group, young adults, stress associated patients. Etiology, fusospirochetal infection, spirochetes plus fusobacterium plus prevotella intermedia.

[00:00:17]Predisposing factors, stress, smoking, HIV, immunosuppression, malnutrition, poor oral hygiene, sleep deprivation.

[00:00:25]Classical triads, pain, bleeding, punched-out interdental papilla.

[00:00:31]Pathognomonic feature, punched-out crater-like papilla.

[00:00:35]Other features, gray pseudomembranous, fetor oris, foul smell, metallic taste, excess salivation, fever plus lymphadenopathy in severe cases.

[00:00:45]Histopathology, four zones described by Listgarten.

[00:00:49]Diagnosis, mainly clinical diagnosis. Organisms seen, Borrelia vincentii, fusiform bacilli. Anug involving periodontal attachment plus bone. Necrotizing ulcerative periodontitis, NUP. Severe progression, necrotizing stomatitis into noma. First-line treatment, gentle debridement, oxidizing mouthwash, chlorhexidine mouthwash. Drug of choice in severe cases, metronidazole.

[00:01:14]Commonly asked NEET MDS key words, trench mouth, Vincent infection, punched-out papilla, fetor oris, fusospirochetal complex, gray pseudomembrane. Thank you.