Rubin's 25: Head and Neck

Question 1

What is the diagnosis? An infection by two symbiotic organisms, one a fusiform bacillus and one a spirochete; Inadequate nutrition or immunodeficiency precipitate the invasion by this normal flora; Punched out erosions of the interdental papillae; All gingival margins can become covered by a pseudomembrane

Answer 1

Vincent angina aka Acute Necrotizing Ulcerative Gingivitis

Question 2

What is the diagnosis? Begign neoplasm of the parotid gland; Cystic, granular spaces embedded in dense lymphoid tissue; Most common monomorphic adenoma; Most arise after age 50, more common in men than women

Answer 2

Warthin tumor

Question 3

Peripapical granuloma is the most common sequel to _____

Answer 3

Pulpitis Peripapical granuloma is chronically inflamed periapical granulation tissue

Question 4

Associate “saddle nose deformity” with what diagnosis?

Answer 4

“Wegener’s” granulomatosis aka GPA (granulomatosis with polyangiitis) **antibodies to neutrophil cytoplasm**

Question 5

What is the diagnosis? Sinus pressure; Firm lesion in nasal wall; Epithelial nests protruding into the submucosa; no cellular atypia

Answer 5

Sinonasal inverted papilloma HPV 6 and 11

Question 6

What i the most common cause of progressive hearing loss in the elderly

Answer 6

Osteosclerosis

Question 7

What is the diagnosis? Mass of accumulated keratin and squamous mucosa that results from growth of squamous epithelium from the external ear canal through the perforated eardrum to the middle ear; Results from multiple bouts of otitis media

Answer 7

Cholesteatoma

Question 8

What is the diagnosis? Tumor of epithelial odontogenic origin; Most common clinically significant odontogenic tumor; Slow-growing, generally benign

Answer 8

Ameloblastoma

Question 9

Pleomorphic adenoma is known for what characteristic?

Answer 9

Local recurrence after excision