RNA viruses

Question 1

Name 5 picornaviruses

Answer 1

Poliovirus
Echovirus
Rhino
Coxsackie
HAV

PERCH

Question 2

Birds are reservoir

Answer 2

West Nile virus

Question 3

Togavirus family include

Answer 3

Rubella

Westen/eastern equine encephalitis

Question 4

Asthma-sounding infection in infants (especially premature)

Answer 4

RSV (bronchiolitis)

Question 5

Double stranded linear RNA

Answer 5

reovirus

Question 6

Bullet-shaped virus

Answer 6

rabies

Question 7

Vomiting/diarrhea outbreak in nursing homes

Answer 7

norwalk (calicivirus)

Question 8

Warthin-Finkeldey giant cells

Answer 8

fused lymphocytes in lymphadenitis

measles (rubeola virus)

Question 9

segmented RNA

Answer 9

BOAR

Bunya (3)
Orthomyxo (8)
Arenavirus
Reovirus (double stranded)

Question 10

1 cause of fatal diarrhea

Answer 10

rotavirus

Question 11

High fever
Then hemorrhagic disease, jaundice
Coffee ground emesis

Answer 11

yellow fever virus

flavi

Question 12

Colorado tick fever: what family

Answer 12

(Coltivirus)

reovirus

Question 13

eosinophilic apoptotic globules on hepatocytes

Answer 13

Councilman bodies

Question 14

virus causing T-cell leukemia belongs to what family?

Answer 14

retrovirus

Question 15

Outbreak of diarrhea/vomiting in daycenter during winter

Answer 15

rotavirus

Question 16

Vomiting/diarrhea outbreak in cruise ships

Answer 16

norwalk (calicivirus)

Question 17

Promotes viral progeny release for influenza

Answer 17

neuraminidase

Question 18

Promotes viral entry for influenza

Answer 18

hemagglutinin

Question 19

Vesicular/papular lesions on mouth, palm, sole

Answer 19

hand foot mouth disease

coxsackie A

(also EV71)

Question 20

F protein

Answer 20

RSV

allows respiratory epithelial cell to fuse and form multinucleated cells, spreading virus

Question 21

SARS family

Answer 21

coronavirus

Question 22

Viral myocarditis

Answer 22

echovirus, coxsackievirus

Question 23

Blueberry muffin appearance in newborn

Answer 23

rubella (congenital)

indicates extramedullary hematopoiesis

Question 24

Used for RSV infection s/p bone marrow transplant in adults

Answer 24

ribavirin

Question 25

Negri bodies in Purkinje cells

Answer 25

rabies

eosinophillic cytoplasmic inclusions that contain viral capsids

eosinophillic intranuclear inclusion -> herpes 1, 2 and varicella

Question 26

barking seal cough

Answer 26

laryngotracheobronchitis

parainfluenza

Question 27

Maculopapular rash spreading downwards

Answer 27

measles (rubeola virus)

Question 28

Councilman bodies on liver biopsy

Answer 28

yellow fever

Question 29

Arboviruses causing encephalitis

Answer 29

St. Louis
Eastern Equine
Western Equine
California

Question 30

Giant cell pneumonia

Answer 30

measles (rubeola virus)

Question 31

herpangina

Answer 31

coxsackievirus

fever + mouth blisters

Question 32

Infects gray matter of anterior horn of spinal cord

Answer 32

poliovirus

also motor neurons of pons and medulla

West Nile

Question 33

Cardiac defect in congenital rubella

Answer 33

PDA

pulmonary stenosis

Question 34

Aseptic meningitis in summer months

Answer 34

echovirus

coxsackie

Question 35

steeple sign on x-ray

Answer 35

subglottic narrowing on croup
laryngotracheobronchitis
parainfluenza