Pathology · single question
A large painful oral ulcer (>1 cm) on the lower lip takes 6+ weeks to heal. Most consistent diagnosis?
Show answer and explanation
Correct answer: A. Major aphthous ulcer (Sutton's disease)
Major aphthous ulcer (Sutton's disease): >1 cm, deep, prolonged healing (weeks to months), may scar.
- A. ✅ CORRECT – Major aphthous (Sutton's disease): >1 cm, deep, slow-healing, scarring.
- B. ❌ Herpetic ulcers are small, multiple vesicles/ulcers.
- C. ❌ Minor aphthous ulcers are <1 cm and heal in 1–2 weeks.
- D. ❌ Traumatic ulcers heal within 2 weeks of irritant removal.