1. A 40 y/o male presents with a parotid mass. Based on the histologic images, the best diagnosis is:

2. Which of the following subtypes of nasopharyngeal carcinoma has the best prognosis?

3. A mass was found in adjacent to the parotid gland. An excision was performed and representative sections are shown. Based on the findings, what is the best diagnosis?

4. A 30 y/o male is found to have a buccal lesion. An excision was performed and representative images are shown. The best diagnosis is:

5. All of the following are true about acinic cell carcinoma EXCEPT:

6. A 40 y/o female presents with a nasal obstruction. A mass is removed from the lateral wall, and representative hisotlogic images are shown. Based on the findings, the best diagnosis is:

7. All of the following are true with regards to cholesteatomas, EXCEPT:

8. A 50 y/o female presents with a parotid mass. Based on representative images of this lesion shown on the website, which of the following is the best diagnosis?

9. A 41 y/o male presents with a nasal obstruction and septal perforation. Multiple biopsies are taken which shows predominately necrosis. Serologic studies are positive for a high c-ANCA titer. Based on these findings, what is the most likely diagnosis?

10. A 50 y/o male presents with a nasal mass, which is excised. Representative images of the lesion are shown. Immunohistochemistry of the lesions shows positivity for CD34. Based on these findings, what is the most likely diagnosis?