B – Oral lichen planus (reticular form). Bilateral, lacy (Wickham’s striae) is classic. Leukoplakia is unilateral, scrapable? No. White sponge nevus is hereditary and generalized.
Which of the following is a premalignant condition? A) Pyogenic granuloma B) Erythroplakia C) Geographic tongue D) Apthous ulcer mcqs in oral medicine and oral radiology pdf
B – BMS can be associated with nutritional deficiencies (iron, B12, folate). Ferritin low → iron deficiency. Other options less specific. 5. Sample MCQs – Oral Radiology Q1. The most radiolucent structure in a periapical radiograph is: A) Enamel B) Dentin C) Pulp space D) Cementum B – Oral lichen planus (reticular form)
In a patient with burning mouth syndrome, which lab finding is most relevant? A) Elevated ESR B) Low serum ferritin C) Positive ANA D) High cortisol A) Pyogenic granuloma B) Erythroplakia C) Geographic tongue
C – Pulp space (air/gutta percha, but air is most radiolucent). Enamel is most radiopaque.
A unilocular radiolucency associated with an impacted mandibular third molar, displacing the inferior alveolar canal inferiorly, is most likely: A) Dentigerous cyst B) Odontogenic keratocyst C) Ameloblastoma D) Periapical granuloma
B – Erythroplakia (highest malignant transformation rate, ~90% shows dysplasia/carcinoma). Leukoplakia also premalignant, but erythroplakia is more dangerous.