Infections

Question 1

Infectious mononucleosis is caused by what virus?

Answer 1

Epstein Barr virus (HHV-4)

Question 2

Cat-scratch fever is caused by what bacteria?

Answer 2

Bartonella henselae

Question 3

Mumps is caused by which virus typically?

Answer 3

cytomegalovirus (HHV-5)

Question 4

HSV-1 recurrent lesions usually occur where?

Answer 4

perioral skin, vermillion, gingiva, hard palate (keratinized tissue)

Question 5

Name 6 causes of angular cheilitis.

Answer 5

Candida albicans, S aureus, streptococci, nutritional deficiencies, anemia, Crohn disease

Question 6

Herpangina is usually caused by what pathogen?

Answer 6

Coxsackievirus

Question 7

What do herpangina and hand, foot, and mouth disease have in common?

Answer 7

both caused by coxsackievirus and both involve intraoral ulcerations

Question 8

Aphthous ulcers are caused by what?

Answer 8

T-cell mediated immunologic reaction

Question 9

What are the most common pathogens which cause impetigo?

Answer 9

Staph aureus, Group A beta-hemolytic strep

Question 10

What is the treatment protocol for impetigo?

Answer 10

localized disease treated with topical antibiotics, widespread disease treated with systemic antibiotics