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Module 04

Viva Questions

Examiner-style questions grouped by topic. Attempt an answer aloud, then open the atlas page to check yourself.

455 questions across 81 topics

Abfraction

Dental Diseases
  1. What is the proposed mechanism of abfraction?
  2. How do you differentiate abfraction from abrasion?
  3. What is the role of occlusal splints?
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Actinic Cheilitis

Premalignant Disorders
  1. How does actinic cheilitis differ from cheilitis?
  2. What are the indications for vermilionectomy?
  3. Rate of malignant transformation?
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Adenomatoid Odontogenic Tumour

Odontogenic Tumors
  1. Why is AOT called the 'two-thirds tumour'?
  2. How do you differentiate AOT from a dentigerous cyst radiographically?
  3. Histological features of AOT.
  4. Treatment of AOT.
  5. Recurrence rate.
  6. Variants of AOT.
  7. Origin of AOT.
  8. Differential diagnosis of pericoronal radiolucency.
  9. IHC of AOT.
  10. Age and sex predilection.
  11. Short note: Adenomatoid odontogenic tumour.
  12. Short essay: Two-thirds tumour.
  13. Discuss the differential diagnosis of a pericoronal radiolucency associated with an impacted maxillary canine.
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Ameloblastoma

Odontogenic Tumors
  1. Vickers and Gorlin criteria for ameloblastoma diagnosis?
  2. Compare enucleation and resection outcomes.
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Amelogenesis Imperfecta

Developmental Disorders
  1. What genes are implicated in AI?
  2. How do you differentiate AI from fluorosis?
  3. Describe the Witkop classification.
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Aneurysmal Bone Cyst

Non-odontogenic Cysts
  1. Define aneurysmal bone cyst.
  2. Why has it been reclassified as a neoplasm?
  3. What is USP6 and its clinical relevance?
  4. Difference between primary and secondary ABC.
  5. Classic MRI finding?
  6. Histological hallmarks?
  7. Differential diagnoses?
  8. Treatment options and adjuvants?
  9. Role of denosumab and embolisation?
  10. Recurrence rates by treatment modality?
  11. How would you differentiate ABC from telangiectatic osteosarcoma?
  12. Long essay: Aneurysmal bone cyst — pathogenesis, features, diagnosis, and management.
  13. Short essay: Fluid–fluid levels on MRI in bone lesions.
  14. Short note: USP6 gene in ABC.
  15. Discuss the WHO reclassification of ABC and its clinical implications.
  16. Compare curettage, embolisation, sclerotherapy and denosumab in the management of ABC.
  17. Discuss reconstruction of a segmental mandibular defect following ABC resection.
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Attrition

Dental Diseases
  1. How does attrition differ from erosion?
  2. What is the role of occlusal splints?
  3. When is restorative intervention required?
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Behçet Disease

Ulcerative Diseases
  1. What are the ISG criteria?
  2. What is pathergy?
  3. Describe the ocular complications.
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Burkitt Lymphoma

Malignant Tumors
  1. What is starry-sky appearance?
  2. Endemic vs sporadic BL?
  3. What is tumour lysis syndrome?
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Cemento-osseous Dysplasia

Fibro-osseous Lesions
  1. Differentiate COD from periapical cyst.
  2. Why avoid biopsy in florid COD?
  3. Which population is affected?
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Cementoblastoma

Odontogenic Tumors
  1. Define cementoblastoma.
  2. Why is it considered a true neoplasm?
  3. Radiographic hallmarks.
  4. Histology.
  5. Treatment.
  6. Recurrence rate.
  7. Differential from cemento-osseous dysplasia.
  8. IHC markers.
  9. Most common site.
  10. Sex predilection.
  11. Short note: Cementoblastoma.
  12. Short note: Fibro-cemento-osseous lesions.
  13. Discuss the classification and management of cemental lesions of the jaws.
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Cervicofacial Actinomycosis

Maxillofacial Infections
  1. What are sulphur granules?
  2. Why prolonged antibiotics?
  3. Differentiate from TB.
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Cervicofacial Necrotising Fasciitis

Maxillofacial Infections
  1. Types of NF?
  2. LRINEC score?
  3. Why clindamycin?
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Chondrosarcoma of the Jaws

Malignant Tumors
  1. Chondrosarcoma vs osteosarcoma?
  2. What is Garrington sign?
  3. Role of chemotherapy?
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Cleft Lip & Palate Repair

Maxillofacial Surgery
  1. Describe the Millard technique.
  2. When is alveolar bone grafting done and why?
  3. What is Furlow palatoplasty?
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Cleft Lip and Palate

Developmental Disorders
  1. When is cleft lip repair performed?
  2. What is Veau classification?
  3. Describe the embryology of cleft palate.
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Cleidocranial Dysplasia

Developmental Disorders
  1. Which gene is mutated in cleidocranial dysplasia?
  2. Name three dental manifestations of CCD.
  3. Outline the Toronto protocol for management.
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Condylar Hyperplasia

TMJ Disorders
  1. Differentiate hemimandibular elongation and hyperplasia.
  2. How do you determine activity?
  3. Role of high condylectomy?
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Deep Neck Space Infections

Maxillofacial Infections
  1. Boundaries of pterygomandibular space?
  2. Danger space?
  3. Cavernous sinus thrombosis route?
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Dental Caries

Dental Diseases
  1. Describe Keyes' triad
  2. Compare ICDAS and G.V. Black classifications
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Dental Erosion

Dental Diseases
  1. How do you differentiate erosion from attrition?
  2. What is the BEWE index?
  3. What dietary advice would you give?
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Dental Implantology

Maxillofacial Surgery
  1. Define osseointegration.
  2. Contraindications to implants?
  3. Peri-implantitis management?
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Dentinogenesis Imperfecta

Developmental Disorders
  1. What is the genetic basis of DI?
  2. How does DI differ from DD?
  3. Describe radiographic features of DI.
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Dento-alveolar Trauma

Trauma
  1. Describe management of avulsed permanent incisor.
  2. What is Cvek pulpotomy?
  3. Types of root resorption?
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Distraction Osteogenesis

Maxillofacial Surgery
  1. What are the phases of DO?
  2. Advantages over conventional osteotomy?
  3. Indications in the maxillofacial region?
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Epulis Fissuratum

Soft Tissue Lesions
  1. What causes epulis fissuratum?
  2. How do you manage it?
  3. What would you expect on histology?
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Erythema Multiforme

Vesiculobullous Diseases
  1. What is the histology of EM?
  2. Differentiate EM from SJS.
  3. How do you prevent recurrence?
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Erythematous (Atrophic) Candidiasis

Red Lesions
  1. Define erythematous candidiasis.
  2. Name subtypes.
  3. What is Newton's classification of denture stomatitis?
  4. How is it distinguished from erythroplakia?
  5. Role of denture hygiene.
  6. Systemic causes to investigate.
  7. Short note: Denture stomatitis.
  8. Describe the aetiology, clinical features and management of erythematous candidiasis (10 marks).
  9. Discuss the role of Candida species in oral potentially malignant disorders.
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Erythroplakia

Red Lesions
  1. Define erythroplakia.
  2. Why is it more dangerous than leukoplakia?
  3. What is the commonest histological finding?
  4. How is it managed?
  5. Name three differentials for a red mucosal patch.
  6. What is erythroleukoplakia?
  7. What is toluidine blue staining and its use here?
  8. What is field cancerisation?
  9. Compare and contrast leukoplakia and erythroplakia (10 marks).
  10. Short note: Erythroplakia.
  11. Discuss oral potentially malignant disorders with special reference to erythroplakia — molecular basis, clinical evaluation, and evidence-based management.
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Geographic Tongue

Red Lesions
  1. Define geographic tongue.
  2. What is the histological hallmark?
  3. Association with psoriasis?
  4. How do you reassure a patient?
  5. Name differentials.
  6. Is it premalignant?
  7. Short note: Geographic tongue.
  8. Describe benign migratory glossitis — features, diagnosis and management.
  9. Discuss the differential diagnosis of red patches on the tongue with emphasis on geographic tongue.
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Haemangioma

Benign Tumors
  1. Haemangioma vs vascular malformation?
  2. Mechanism of propranolol?
  3. What is Kasabach–Merritt syndrome?
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Hemifacial Microsomia

Developmental Disorders
  1. What is the Pruzansky classification?
  2. Differentiate HFM from Goldenhar syndrome.
  3. What is the role of distraction in HFM?
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HPV-associated Oropharyngeal SCC

Oral Cancer
  1. Why is p16 a surrogate for HPV?
  2. Staging difference in AJCC 8?
  3. Role of HPV vaccination in prevention?
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Kaposi Sarcoma

Malignant Tumors
  1. Aetiological agent of KS?
  2. Four clinical variants?
  3. Treatment of AIDS-KS?
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Lateral Periodontal Cyst

Odontogenic Cysts
  1. Differentiate LPC from lateral radicular cyst.
  2. What is the botryoid odontogenic cyst?
  3. Histologic hallmarks of LPC?
  4. Recurrence in botryoid variant?
  5. Most common site of LPC?
  6. Origin of LPC?
  7. Which cells are PAS-positive?
  8. Radiographic differential for interradicular radiolucency?
  9. Treatment of LPC?
  10. Follow-up protocol?
  11. Short note: Lateral periodontal cyst.
  12. Short note: Botryoid odontogenic cyst.
  13. Discuss the classification and management of lateral radiolucencies of the mandible with emphasis on developmental cysts.
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Le Fort Fractures

Trauma
  1. Describe the three Le Fort levels.
  2. Approach to CSF rhinorrhoea?
  3. Facial buttresses to reconstruct?
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Leukoedema

White Lesions
  1. Define leukoedema.
  2. What is the pathognomonic clinical sign?
  3. Which populations are predisposed?
  4. Describe histopathology.
  5. Differentiate from white sponge nevus.
  6. Does it need treatment?
  7. Short note: Leukoedema — clinical features and differential diagnosis.
  8. Discuss developmental white lesions of the oral mucosa with emphasis on differential diagnosis of leukoedema.
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Leukoplakia

White Lesions
  1. Define leukoplakia per WHO 2005.
  2. Which type has the highest malignant transformation rate?
  3. How do you biopsy a large heterogeneous leukoplakia?
  4. What is PVL and why is it dangerous?
  5. Name three histological features of epithelial dysplasia.
  6. How does leukoplakia differ from candidiasis clinically?
  7. What are the WHO 2022 changes to dysplasia grading?
  8. Enumerate treatment options.
  9. What is field cancerisation?
  10. Name molecular markers predicting transformation.
  11. Define leukoplakia. Classify and describe clinical features, histopathology and management of oral leukoplakia (10 marks).
  12. Short note: Proliferative verrucous leukoplakia.
  13. Discuss the concept of oral potentially malignant disorders, molecular basis of malignant transformation in leukoplakia, and evidence for chemoprevention.
  14. Critically evaluate CO2 laser vs cold-knife excision for dysplastic leukoplakia.
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Median Rhomboid Glossitis

Red Lesions
  1. Define MRG and give its site.
  2. Current understanding of aetiology?
  3. Why was it previously thought developmental?
  4. What is a kissing lesion?
  5. Histopathological pitfalls?
  6. Treatment of choice.
  7. Short note: Median rhomboid glossitis.
  8. Discuss the histopathological differential of a midline dorsal tongue lesion, including pseudo-epitheliomatous hyperplasia mimicking SCC.
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Medication-Related Osteonecrosis of the Jaws

Bone Diseases
  1. AAOMS diagnostic criteria?
  2. Drug holiday — evidence?
  3. Preventive protocol before IV bisphosphonate?
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Mucocele

Soft Tissue Lesions
  1. Differentiate extravasation from retention mucocele.
  2. What is the treatment?
  3. Why does it recur?
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Mucoepidermoid Carcinoma

Salivary Gland Disorders
  1. Diagnostic translocation of MEC?
  2. Grading criteria?
  3. Approach to parotid MEC?
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Mucous Membrane Pemphigoid

Vesiculobullous Diseases
  1. Differentiate MMP from pemphigus vulgaris.
  2. What is symblepharon?
  3. Describe the DIF findings.
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Mumps (Epidemic Parotitis)

Salivary Gland Disorders
  1. Complications of mumps?
  2. How does it differ from suppurative parotitis?
  3. Vaccination schedule?
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Nasolabial Cyst

Non-odontogenic Cysts
  1. Define nasolabial cyst.
  2. What are the theories of origin?
  3. Why does the ala nasi lift?
  4. How do you differentiate from a radicular cyst of the canine?
  5. Histological lining?
  6. Imaging modality of choice?
  7. Surgical approaches and their pros/cons?
  8. Recurrence rate?
  9. What is Klestadt's contribution?
  10. Is malignant transformation known?
  11. Short essay: Nasolabial cyst — pathogenesis, features, and management.
  12. Short note: Differences between nasolabial and nasopalatine cyst.
  13. Short note: Fusion cysts of the face.
  14. Compare open sublabial excision with endoscopic transnasal marsupialisation for nasolabial cyst.
  15. Discuss the embryology of facial development and its relevance to fissural cysts.
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Nasopalatine Duct Cyst

Non-odontogenic Cysts
  1. Define nasopalatine duct cyst.
  2. What is the embryological origin?
  3. Why does the radiograph appear heart-shaped?
  4. How do you differentiate from a radicular cyst?
  5. What is the minimum size that suggests pathology over normal foramen?
  6. Describe the histological lining.
  7. Which structure lies within the cyst wall?
  8. Surgical approach and its complications?
  9. Why is transient palatal numbness expected?
  10. Recurrence rate?
  11. Malignant potential?
  12. How would you manage an infected nasopalatine cyst?
  13. Short essay: Nasopalatine duct cyst — aetiology, features, differential and management.
  14. Short note: Radiographic differential of anterior maxillary midline radiolucency.
  15. Short note: Neurovascular bundle in nasopalatine cyst wall.
  16. Discuss the embryological basis, imaging, histopathology and management of non-odontogenic cysts of the jaws.
  17. Compare radicular cyst and nasopalatine cyst.
  18. Surgical approaches to the anterior maxilla and management of complications.
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Odontogenic Keratocyst

Odontogenic Cysts
  1. Why was OKC renamed KCOT and then renamed back?
  2. Which gene is mutated?
  3. Describe histopathology of OKC.
  4. Why is recurrence high?
  5. Diagnostic criteria for Gorlin–Goltz syndrome.
  6. Composition of Carnoy's solution — old vs modified.
  7. Aspiration findings in OKC vs radicular cyst.
  8. Marsupialisation — indications and technique.
  9. How does OKC differ from dentigerous cyst radiographically?
  10. IHC markers for OKC.
  11. Role of vismodegib.
  12. Radiographic differential of multilocular mandibular radiolucency.
  13. Follow-up protocol.
  14. Why is peripheral ostectomy performed?
  15. What is a satellite cyst?
  16. Discuss malignant transformation.
  17. Complications of Carnoy's solution.
  18. Long essay: Odontogenic keratocyst — aetiology, pathogenesis, clinical, radiographic and histopathological features, management and recurrence.
  19. Short essay: Gorlin–Goltz syndrome.
  20. Short note: Carnoy's solution.
  21. Short note: Marsupialisation.
  22. Discuss the molecular basis of OKC and Gorlin–Goltz syndrome and its implications for targeted therapy.
  23. Evidence-based comparison of surgical modalities for OKC — recurrence and morbidity.
  24. A 22-year-old female presents with multiple jaw radiolucencies. Discuss investigation and management.
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Odontogenic Myxoma

Odontogenic Tumors
  1. Origin of odontogenic myxoma.
  2. Radiographic patterns.
  3. Why does it recur after curettage?
  4. Histology of myxoma.
  5. Aspiration findings.
  6. Differential of multilocular radiolucency.
  7. Treatment options.
  8. Reconstruction after segmental resection.
  9. Follow-up protocol.
  10. MRI features.
  11. Difference between myxoma and myxofibroma.
  12. Sex and age predilection.
  13. Complications of surgery.
  14. Recurrence rate.
  15. Long essay: Differential diagnosis and management of multilocular radiolucencies of the mandible.
  16. Short note: Odontogenic myxoma.
  17. Discuss the surgical management and reconstruction options for a 4 cm odontogenic myxoma of the posterior mandible.
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Odontoma

Odontogenic Tumors
  1. Classify odontomas.
  2. Why is odontoma considered a hamartoma?
  3. Radiographic differential of a mixed radiolucent-radiopaque lesion?
  4. Components of Gardner syndrome.
  5. Which gene is mutated in Gardner syndrome?
  6. Difference between compound and complex odontoma.
  7. Management of an odontoma with impacted permanent tooth?
  8. What is dens invaginatus vs dilated odontome?
  9. Recurrence rate of odontoma?
  10. Histological components of odontoma?
  11. Long essay: Odontogenic tumours — classification and management with focus on odontoma.
  12. Short note: Gardner syndrome.
  13. Short note: Compound vs complex odontoma.
  14. Discuss WHO 2022 classification of odontogenic tumours and current concepts on the hamartomatous nature of odontoma.
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Oral Candidiasis

White Lesions
  1. Classify oral candidiasis (Holmstrup–Axéll).
  2. How do you differentiate candidiasis from leukoplakia clinically?
  3. Describe the histopathological features.
  4. Name predisposing factors.
  5. First-line topical antifungal and dose.
  6. What is denture stomatitis and Newton's classification?
  7. Which form has malignant potential?
  8. Management of angular cheilitis.
  9. Role of KOH mount.
  10. Why does inhaled steroid cause candidiasis?
  11. Classify oral candidiasis. Describe the clinical features, investigations and treatment of denture stomatitis (10 marks).
  12. Short note: Angular cheilitis.
  13. Discuss chronic hyperplastic candidiasis as an oral potentially malignant disorder.
  14. Management of azole-resistant oral candidiasis in HIV patients.
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Oral Lichen Planus

White Lesions
  1. Define OLP and list Andreasen's 6 types.
  2. What are Wickham striae?
  3. Describe histopathology of OLP.
  4. Difference between OLP and lichenoid reaction.
  5. Role of direct immunofluorescence in OLP.
  6. First-line treatment of erosive OLP.
  7. Malignant transformation risk of OLP.
  8. What is desquamative gingivitis?
  9. Name systemic drugs causing lichenoid reactions.
  10. Skin manifestations of lichen planus (6 Ps).
  11. Classify OLP. Describe the clinical features, histopathology and management of erosive lichen planus (10 marks).
  12. Short note: Wickham striae.
  13. Discuss the immunopathogenesis of oral lichen planus and evidence-based management of steroid-refractory disease.
  14. Debate the malignant potential of OLP.
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Oral Manifestations of CKD

Systemic Diseases
  1. Why treat the day after dialysis?
  2. How does CKD cause bone changes in the jaw?
  3. Which analgesics are safe?
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Oral Manifestations of HIV/AIDS

Systemic Diseases
  1. List the EC-Clearinghouse Group I lesions.
  2. How does OHL differ from candidiasis?
  3. Universal precautions in dental practice?
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Oral Manifestations of Leukaemia

Systemic Diseases
  1. Pre-chemotherapy dental assessment?
  2. Why is AML M4/M5 particularly oral?
  3. Chloroma?
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Oral Melanoma

Pigmented Lesions
  1. What is the prognosis of oral melanoma?
  2. How does it differ from cutaneous melanoma?
  3. Describe the immunohistochemistry.
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Oral Melanotic Macule

Pigmented Lesions
  1. How do you differentiate from melanoma?
  2. What is the histology?
  3. When would you biopsy?
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Oral Nevus

Pigmented Lesions
  1. Classify oral nevi.
  2. How do you differentiate from melanoma?
  3. Describe blue nevus.
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Oral Schwannoma

Benign Tumors
  1. Antoni A vs B?
  2. Schwannoma vs neurofibroma?
  3. Malignant risk?
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Oral Squamous Cell Carcinoma

Oral Cancer
  1. Define depth of invasion and its prognostic significance.
  2. Indications for elective neck dissection in cN0 OSCC.
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Oral Tuberculosis

Ulcerative Diseases
  1. How do you differentiate TB ulcer from SCC?
  2. Describe the histology.
  3. What is the ATT regimen?
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Ossifying Fibroma

Fibro-osseous Lesions
  1. Differentiate OF from fibrous dysplasia.
  2. Juvenile variants?
  3. Treatment approach?
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Osteomyelitis of the Jaws

Bone Diseases
  1. Vincent sign?
  2. Sequestrum vs involucrum?
  3. Garrè osteomyelitis?
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Paget Disease of Bone

Bone Diseases
  1. Biochemical marker of Paget?
  2. Complications of extractions in Paget?
  3. Malignant transformation risk?
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Periapical Abscess

Dental Diseases
  1. How do you differentiate periapical from periodontal abscess?
  2. What is the significance of a sinus tract?
  3. When are antibiotics indicated?
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Peripheral Giant Cell Granuloma

Soft Tissue Lesions
  1. How do you differentiate PGCG from CGCG?
  2. What systemic condition mimics PGCG?
  3. Describe the histology.
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Pleomorphic Adenoma

Salivary Gland Disorders
  1. Why not enucleate?
  2. Facial nerve anatomy at parotid surgery?
  3. Signs of malignant transformation?
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Primary Herpetic Gingivostomatitis

Vesiculobullous Diseases
  1. How do you differentiate PHGS from herpangina?
  2. What is Tzanck smear?
  3. Describe the histology.
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Pulpitis

Dental Diseases
  1. How do you differentiate reversible from irreversible pulpitis?
  2. What is the pathophysiology of pulpal pain?
  3. When is pulpotomy indicated?
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Radicular Cyst

Odontogenic Cysts
  1. Define radicular cyst.
  2. Which cells give rise to a radicular cyst?
  3. Describe the three phases of cyst development.
  4. How do you differentiate a radicular cyst from a periapical granuloma?
  5. What is a Rushton body?
  6. List the contents of aspirated cyst fluid.
  7. Describe Partsch I vs Partsch II operations.
  8. What is a residual cyst?
  9. Complications of an untreated radicular cyst?
  10. Recurrence rate after enucleation?
  11. When would you choose marsupialisation?
  12. How does cholesterol accumulate in a radicular cyst?
  13. Role of RANKL/OPG in cyst enlargement?
  14. Radiographic differential diagnosis for a periapical radiolucency?
  15. How is the maxillary sinus involvement managed?
  16. Antibiotic regimen if infected?
  17. Long essay: Classify odontogenic cysts. Describe aetiopathogenesis, clinical & radiographic features, and management of radicular cyst.
  18. Short essay: Rushton bodies.
  19. Short note: Residual cyst.
  20. Short note: Marsupialisation vs enucleation.
  21. Discuss the molecular pathogenesis of inflammatory odontogenic cyst enlargement and evidence-based rationale for surgical vs non-surgical management.
  22. Compare radicular cyst with OKC in terms of biology, imaging, histology, treatment and recurrence.
  23. Discuss reconstruction of a large mandibular cystic defect following enucleation.
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Ranula

Soft Tissue Lesions
  1. What is a plunging ranula?
  2. Describe treatment options.
  3. How do you differentiate from dermoid cyst?
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Recurrent Aphthous Stomatitis

Ulcerative Diseases
  1. Differentiate herpetiform aphthae from herpes simplex.
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Sjögren Syndrome

Salivary Gland Disorders
  1. ACR/EULAR criteria?
  2. Focus score?
  3. Lymphoma risk?
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Smoker's Melanosis

Pigmented Lesions
  1. What causes smoker's melanosis?
  2. Is it reversible?
  3. How do you differentiate from melanoma?
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Solitary Bone Cyst

Non-odontogenic Cysts
  1. Why is a solitary bone cyst called a pseudocyst?
  2. Which theory of pathogenesis is most accepted?
  3. Typical age and site?
  4. Classic radiographic appearance?
  5. Are adjacent teeth vital?
  6. How is diagnosis confirmed?
  7. How does curettage cure the lesion?
  8. Differential diagnoses?
  9. Recurrence rate?
  10. Difference from Stafne cavity?
  11. Short essay: Solitary bone cyst — pathogenesis, radiographic features, and management.
  12. Short note: Traumatic bone cyst.
  13. Short note: Pseudocysts of the jaws.
  14. Discuss the classification, pathogenesis, and management of pseudocysts of the jaws.
  15. Compare solitary bone cyst, aneurysmal bone cyst and Stafne bone cavity.
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TMJ Ankylosis

TMJ Disorders
  1. Sawhney types?
  2. Kaban protocol?
  3. Choice of interpositional material?
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Torus Palatinus & Mandibularis

Benign Tumors
  1. Gardner syndrome features?
  2. Surgical approach to remove palatal torus?
  3. Difference between torus and osteoma?
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Traumatic Ulcer

Ulcerative Diseases
  1. When would you biopsy a traumatic ulcer?
  2. How do you differentiate from SCC?
  3. What is Riga-Fede disease?
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Verrucous Carcinoma

Oral Cancer
  1. Ackerman tumour?
  2. Why is neck dissection often omitted?
  3. Anaplastic transformation?
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White Sponge Nevus

White Lesions
  1. What is white sponge nevus?
  2. Genetic basis?
  3. Age of onset?
  4. Histological hallmark?
  5. Differentiate from leukoedema.
  6. Treatment?
  7. Short note: White sponge nevus.
  8. Discuss genetic disorders of oral mucosal keratinisation.
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Zygomatic Complex Fracture

Trauma
  1. Why is 'tetrapod' more accurate than 'tripod'?
  2. Approaches for ORIF?
  3. Indications for orbital floor reconstruction?
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