DDS Oral Pathology and Oral Medicine

Question 1

Which odontogenic cyst is most commonly associated with an impacted mandibular third molar?

Accepted Answer

Dentigerous cyst

Answer

Radicular cyst

Answer

Lateral periodontal cyst

Answer

Odontogenic keratocyst

Question 2

The term 'leukoplakia' in oral pathology refers to:

Accepted Answer

Any white patch of the oral mucosa that cannot be wiped off and cannot be diagnosed as any other disease

Answer

A specific diagnosis of dysplastic epithelium

Answer

White lesions caused exclusively by candidal infection

Answer

Hyperkeratosis with no malignant potential

Question 3

Ameloblastoma is most commonly located in which area of the jaw?

Accepted Answer

Posterior mandible (molar-ramus region)

Answer

Anterior maxilla

Answer

Anterior mandible

Answer

Posterior maxilla

Question 4

Which condition is characterized by numerous odontogenic keratocysts, basal cell carcinomas of the skin, and skeletal anomalies?

Accepted Answer

Gorlin syndrome (Nevoid basal cell carcinoma syndrome)

Answer

Gardner syndrome

Answer

Cowden syndrome

Answer

Multiple endocrine neoplasia type 1

Question 5

Which virus is most strongly associated with hairy leukoplakia of the lateral tongue in immunocompromised patients?

Accepted Answer

Epstein-Barr virus (EBV)

Answer

Human papillomavirus (HPV)

Answer

Cytomegalovirus (CMV)

Answer

Herpes simplex virus type 1 (HSV-1)

Question 6

Erythema multiforme affecting the oral mucosa characteristically presents as:

Accepted Answer

Target or iris lesions with hemorrhagic crusting of the lips

Answer

Raised white plaques on the buccal mucosa

Answer

Punched-out ulcers on attached gingiva

Answer

Vesicles along the distribution of the trigeminal nerve