Pathology painful crater like 1.5 cm ulcer develops within one week on the hard palate mucosa of a 40 year old female. The most likely diagnosis is: A Actinomycosis B Squamous cell carcinoma C Pleomorphic adenoma D Necrotizing sialometaplasia π‘ Explanation painful crater like 1.5 cm ulcer develops within one week on the hard palate mucosa of a 40 year old female. The most likely diagnosis is: β Correct Answer: D. Necrotizing sialometaplasia