Micro: Viral Infection

Question 1

Virus that causes plantar warts.

Answer 1

HPV serotypes 1 and 4

Question 2

Virus that causes warts on the knees and fingers

Answer 2

HPV serotypes 2, 3, 10

Question 3

Virus that causes genital warts.

Answer 3

HPV serotypes 6, 11, 16, 18 Condyloma acuminatum: 6, 11 Cervical Dysplasia: 16, 18

Question 4

Condition that presents with umbilicated papule lesions.

Answer 4

Molluscum contagiosum -Poxviridae infection

Question 5

Associated with sheep, goats and reindeer.

Answer 5

Orf -caused by poxviridae -painful vesicles on fingers and hands

Question 6

Most effective means of diagnosing measles.

Answer 6

Attentiveness and Alertness

Question 7

Characteristic finding on PE in a patient with measles.

Answer 7

-Koplik Spots (clusters of white lesions on buccal mucosa) -Maculopapular rash that starts on the head and moves down to the body.

Question 8

Presentation of measles infection.

Answer 8

Acute respiratory illness -runny nose, fever, cough, conjunctivitis, photophobia

Question 9

3 complications of a measles infection

Answer 9

1. Pneumonia 2. Encephalitis 3. Subacute Sclerosing Panencephalitis (labs will show multi-nucleated giant cells)

Question 10

Viral Family of Measles and German measles and the way to differentiate the two.

Answer 10

Measles: Rubeola virus of the Paramyxoviridae family German Measles: Rubella Virus of the Togaviridae family German Measles will have posterior cervical lymphadenopathy and has milder respiratory symptoms

Question 11

Complication of Rubella infection.

Answer 11

Congenital Rubella leading to infant cataract formation.

Question 12

Disease and complication caused by Erythovirus B19.

Answer 12

Causes Erythema Infectiosum/5th Disease/Slapped Cheek

Complicaiton-sickle cell disease: aplastic crisis

Question 13

Infant presents with a faint, pink rash that started right after his fever stopped.

Answer 13

Roseola Infantum caused by HHV-6

Virus replicates in B and T cells

Question 14

AIDS patient presents with purple/red hemangioma lesions.

Answer 14

Kaposi Sarcoma caused by HHV-8

Question 15

Patient presents with sore throat and mouth. Vesicles found on PE in the buccal mucosa and on the tongue.

Answer 15

Herpangina

Coxsackie A Virus (Picornaviridae)

Question 16

Patient presents with sore erythematous vesicles on the fingers, soles of both feet, and in the mouth.

Answer 16

Hand, Foot, Mouth Disease

Coxsackie A16 Virus

Question 17

Patient presents with raised vesicle lesions all over the skin along with fever, and malaise. The lesions appear to be synchronous.

Answer 17

Variola Virus (Poxviridae)

Smallpox

Question 18

Patient presents with very painful localized vesicle on his finger.

Answer 18

Herpetic Whitlow

(either HSV-1 or HSV-2)

Question 19

Patient has painful vesicles on his face. Miscroscopic analysis of the lesions reveal

Answer 19

Herpes Virus

Cowdry body Type A

Can also have multinucleated giant cells

Question 20

Pediatric patient presents with very itchy slightly painful vesicles all over the body that are not synchronous.

Answer 20

Chickenpox (VZV)

Question 21

Biggest complication of shingles

Answer 21

Postherpetic Neuralgia: pain from shingles continues even months after the lesions have disappeared.