Respiratory Syncytial Virus Infections

Question 1

Respiratory Syncytial Virus Infections or RSV

sin sish ill

syn cytial

Answer 1

a common respiratory virus that usually causes mild, cold-like symptoms

Question 1

Signs and Symptoms

Answer 1

a. runny nose
b. may have fever
c. cough
d. wheezing
e. difficulty breathing
f. bluish color around lipsNot enough O2

Question 2

Causative Agent

Answer 2

Respiratory Syncytial Virus (RSV)

Question 3

Pathogenesis

Answer 3

1-infects respiratory tract epithelium
2-inflamed bronchioles partially plugged

Question 4

characteristic

Answer 4

1-high risk of secondary infections
2-leading cause of serious lower respiratory tract infections of infants & young children
3- usually mild in healthy children & adults
4- no lasting immunity

Question 5

infects respiratory tract epithelium causing:

Answer 5

(1) cell death
(2) cells slough off

Question 6

inflamed bronchioles partially plugged
from ____________causes_________

Answer 6

(1) from sloughed cells, mucous, & fluid
(2) causes wheezing

Question 7

transmission

Answer 7

a. inhalation

Question 8

increase risk at :

Answer 8

leading cause of serious lower respiratory tract infections of infants & young children

Question 9

can cause:

Answer 9

(1) serious disease in elderly
(2) healthcare-associated epidemics

Question 10

Prevention

Answer 10

1-monoclonal Ab (passive immunity)
for underlying illness/infants
2-healthcare-associated : strict isolation

you will remain in the room=strict isolation

s tric t iso leh shn=عزلة صارمة / mano klon ill

strict isolation /mono clon al

Question 11

peak time

Answer 11

in late fall to early spring, peaking in mid-winter

Question 12

incubation time

Answer 12

1-4 days